18403907872

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1237}}^1\times {\mathrm{3907}}^1$

素因数の和:5178

約数の個数: 96

約数和(自身を含む): 43891279488

約数和(自身を除く): 25487371616

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1237, 1904, 2474, 3808, 3907, 4948, 7814, 8659, 9896, 15628, 17318, 19792, 21029, 27349, 31256, 34636, 39584, 42058, 54698, 62512, 66419, 69272, 84116, 109396, 125024, 132838, 138544, 147203, 168232, 218792, 265676, 277088, 294406, 336464, 437584, 464933, 531352, 588812, 672928, 875168, 929866, 1062704, 1177624, 1859732, 2125408, 2355248, 3719464, 4710496, 4832959, 7438928, 9665918, 14877856, 19331836, 33830713, 38663672, 67661426, 77327344, 82160303, 135322852, 154654688, 164320606, 270645704, 328641212, 541291408, 575122121, 657282424, 1082582816, 1150244242, 1314564848, 2300488484, 2629129696, 4600976968, 9201953936, 18403907872]

約数ペア:

[(1, 18403907872), (2, 9201953936), (4, 4600976968), (7, 2629129696), (8, 2300488484), (14, 1314564848), (16, 1150244242), (17, 1082582816), (28, 657282424), (32, 575122121), (34, 541291408), (56, 328641212), (68, 270645704), (112, 164320606), (119, 154654688), (136, 135322852), (224, 82160303), (238, 77327344), (272, 67661426), (476, 38663672), (544, 33830713), (952, 19331836), (1237, 14877856), (1904, 9665918), (2474, 7438928), (3808, 4832959), (3907, 4710496), (4948, 3719464), (7814, 2355248), (8659, 2125408), (9896, 1859732), (15628, 1177624), (17318, 1062704), (19792, 929866), (21029, 875168), (27349, 672928), (31256, 588812), (34636, 531352), (39584, 464933), (42058, 437584), (54698, 336464), (62512, 294406), (66419, 277088), (69272, 265676), (84116, 218792), (109396, 168232), (125024, 147203), (132838, 138544)]