20018831616

素因数分解:

$2^8\times 3^3\times 7^2\times {\mathrm{59107}}^1$

素因数の和:59146

約数の個数: 216

約数和(自身を含む): 68865548640

約数和(自身を除く): 48846717024

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 84, 96, 98, 108, 112, 126, 128, 144, 147, 168, 189, 192, 196, 216, 224, 252, 256, 288, 294, 336, 378, 384, 392, 432, 441, 448, 504, 576, 588, 672, 756, 768, 784, 864, 882, 896, 1008, 1152, 1176, 1323, 1344, 1512, 1568, 1728, 1764, 1792, 2016, 2304, 2352, 2646, 2688, 3024, 3136, 3456, 3528, 4032, 4704, 5292, 5376, 6048, 6272, 6912, 7056, 8064, 9408, 10584, 12096, 12544, 14112, 16128, 18816, 21168, 24192, 28224, 37632, 42336, 48384, 56448, 59107, 84672, 112896, 118214, 169344, 177321, 236428, 338688, 354642, 413749, 472856, 531963, 709284, 827498, 945712, 1063926, 1241247, 1418568, 1595889, 1654996, 1891424, 2127852, 2482494, 2837136, 2896243, 3191778, 3309992, 3723741, 3782848, 4255704, 4964988, 5674272, 5792486, 6383556, 6619984, 7447482, 7565696, 8511408, 8688729, 9929976, 11171223, 11348544, 11584972, 12767112, 13239968, 14894964, 15131392, 17022816, 17377458, 19859952, 22342446, 22697088, 23169944, 25534224, 26066187, 26479936, 29789928, 34045632, 34754916, 39719904, 44684892, 45394176, 46339888, 51068448, 52132374, 52959872, 59579856, 68091264, 69509832, 78198561, 79439808, 89369784, 92679776, 102136896, 104264748, 105919744, 119159712, 136182528, 139019664, 156397122, 158879616, 178739568, 185359552, 204273792, 208529496, 238319424, 278039328, 312794244, 317759232, 357479136, 370719104, 408547584, 417058992, 476638848, 556078656, 625588488, 714958272, 741438208, 834117984, 953277696, 1112157312, 1251176976, 1429916544, 1668235968, 2224314624, 2502353952, 2859833088, 3336471936, 5004707904, 6672943872, 10009415808, 20018831616]

約数ペア:

[(1, 20018831616), (2, 10009415808), (3, 6672943872), (4, 5004707904), (6, 3336471936), (7, 2859833088), (8, 2502353952), (9, 2224314624), (12, 1668235968), (14, 1429916544), (16, 1251176976), (18, 1112157312), (21, 953277696), (24, 834117984), (27, 741438208), (28, 714958272), (32, 625588488), (36, 556078656), (42, 476638848), (48, 417058992), (49, 408547584), (54, 370719104), (56, 357479136), (63, 317759232), (64, 312794244), (72, 278039328), (84, 238319424), (96, 208529496), (98, 204273792), (108, 185359552), (112, 178739568), (126, 158879616), (128, 156397122), (144, 139019664), (147, 136182528), (168, 119159712), (189, 105919744), (192, 104264748), (196, 102136896), (216, 92679776), (224, 89369784), (252, 79439808), (256, 78198561), (288, 69509832), (294, 68091264), (336, 59579856), (378, 52959872), (384, 52132374), (392, 51068448), (432, 46339888), (441, 45394176), (448, 44684892), (504, 39719904), (576, 34754916), (588, 34045632), (672, 29789928), (756, 26479936), (768, 26066187), (784, 25534224), (864, 23169944), (882, 22697088), (896, 22342446), (1008, 19859952), (1152, 17377458), (1176, 17022816), (1323, 15131392), (1344, 14894964), (1512, 13239968), (1568, 12767112), (1728, 11584972), (1764, 11348544), (1792, 11171223), (2016, 9929976), (2304, 8688729), (2352, 8511408), (2646, 7565696), (2688, 7447482), (3024, 6619984), (3136, 6383556), (3456, 5792486), (3528, 5674272), (4032, 4964988), (4704, 4255704), (5292, 3782848), (5376, 3723741), (6048, 3309992), (6272, 3191778), (6912, 2896243), (7056, 2837136), (8064, 2482494), (9408, 2127852), (10584, 1891424), (12096, 1654996), (12544, 1595889), (14112, 1418568), (16128, 1241247), (18816, 1063926), (21168, 945712), (24192, 827498), (28224, 709284), (37632, 531963), (42336, 472856), (48384, 413749), (56448, 354642), (59107, 338688), (84672, 236428), (112896, 177321), (118214, 169344)]