18893885696

素因数分解:

$2^8\times 7^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:589

約数の個数: 216

約数和(自身を含む): 45522005760

約数和(自身を除く): 26628120064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 49, 56, 64, 73, 94, 98, 112, 128, 146, 188, 196, 224, 256, 292, 329, 376, 392, 439, 448, 511, 584, 658, 752, 784, 878, 896, 1022, 1168, 1316, 1504, 1568, 1756, 1792, 2044, 2303, 2336, 2632, 3008, 3073, 3136, 3431, 3512, 3577, 4088, 4606, 4672, 5264, 6016, 6146, 6272, 6862, 7024, 7154, 8176, 9212, 9344, 10528, 12032, 12292, 12544, 13724, 14048, 14308, 16352, 18424, 18688, 20633, 21056, 21511, 24017, 24584, 27448, 28096, 28616, 32047, 32704, 36848, 41266, 42112, 43022, 48034, 49168, 54896, 56192, 57232, 64094, 65408, 73696, 82532, 84224, 86044, 96068, 98336, 109792, 112384, 114464, 128188, 130816, 144431, 147392, 165064, 168119, 172088, 192136, 196672, 219584, 224329, 228928, 256376, 288862, 294784, 330128, 336238, 344176, 384272, 393344, 439168, 448658, 457856, 512752, 577724, 589568, 660256, 672476, 688352, 768544, 786688, 878336, 897316, 915712, 1011017, 1025504, 1155448, 1320512, 1344952, 1376704, 1506209, 1537088, 1570303, 1794632, 2022034, 2051008, 2310896, 2641024, 2689904, 2753408, 3012418, 3074176, 3140606, 3589264, 4044068, 4102016, 4621792, 5282048, 5379808, 5506816, 6024836, 6148352, 6281212, 7178528, 8088136, 8204032, 9243584, 10543463, 10759616, 12049672, 12562424, 14357056, 16176272, 18487168, 21086926, 21519232, 24099344, 25124848, 28714112, 32352544, 36974336, 42173852, 43038464, 48198688, 50249696, 57428224, 64705088, 73804241, 84347704, 96397376, 100499392, 129410176, 147608482, 168695408, 192794752, 200998784, 258820352, 295216964, 337390816, 385589504, 401997568, 590433928, 674781632, 1180867856, 1349563264, 2361735712, 2699126528, 4723471424, 9446942848, 18893885696]

約数ペア:

[(1, 18893885696), (2, 9446942848), (4, 4723471424), (7, 2699126528), (8, 2361735712), (14, 1349563264), (16, 1180867856), (28, 674781632), (32, 590433928), (47, 401997568), (49, 385589504), (56, 337390816), (64, 295216964), (73, 258820352), (94, 200998784), (98, 192794752), (112, 168695408), (128, 147608482), (146, 129410176), (188, 100499392), (196, 96397376), (224, 84347704), (256, 73804241), (292, 64705088), (329, 57428224), (376, 50249696), (392, 48198688), (439, 43038464), (448, 42173852), (511, 36974336), (584, 32352544), (658, 28714112), (752, 25124848), (784, 24099344), (878, 21519232), (896, 21086926), (1022, 18487168), (1168, 16176272), (1316, 14357056), (1504, 12562424), (1568, 12049672), (1756, 10759616), (1792, 10543463), (2044, 9243584), (2303, 8204032), (2336, 8088136), (2632, 7178528), (3008, 6281212), (3073, 6148352), (3136, 6024836), (3431, 5506816), (3512, 5379808), (3577, 5282048), (4088, 4621792), (4606, 4102016), (4672, 4044068), (5264, 3589264), (6016, 3140606), (6146, 3074176), (6272, 3012418), (6862, 2753408), (7024, 2689904), (7154, 2641024), (8176, 2310896), (9212, 2051008), (9344, 2022034), (10528, 1794632), (12032, 1570303), (12292, 1537088), (12544, 1506209), (13724, 1376704), (14048, 1344952), (14308, 1320512), (16352, 1155448), (18424, 1025504), (18688, 1011017), (20633, 915712), (21056, 897316), (21511, 878336), (24017, 786688), (24584, 768544), (27448, 688352), (28096, 672476), (28616, 660256), (32047, 589568), (32704, 577724), (36848, 512752), (41266, 457856), (42112, 448658), (43022, 439168), (48034, 393344), (49168, 384272), (54896, 344176), (56192, 336238), (57232, 330128), (64094, 294784), (65408, 288862), (73696, 256376), (82532, 228928), (84224, 224329), (86044, 219584), (96068, 196672), (98336, 192136), (109792, 172088), (112384, 168119), (114464, 165064), (128188, 147392), (130816, 144431)]