18980212262

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{115757}}^1$

素因数の和:116056

約数の個数: 32

約数和(自身を含む): 32254809120

約数和(自身を除く): 13274596858

約数列:

[1, 2, 11, 22, 29, 58, 257, 319, 514, 638, 2827, 5654, 7453, 14906, 81983, 115757, 163966, 231514, 1273327, 2546654, 3356953, 6713906, 29749549, 36926483, 59499098, 73852966, 327245039, 654490078, 862736921, 1725473842, 9490106131, 18980212262]

約数ペア:

[(1, 18980212262), (2, 9490106131), (11, 1725473842), (22, 862736921), (29, 654490078), (58, 327245039), (257, 73852966), (319, 59499098), (514, 36926483), (638, 29749549), (2827, 6713906), (5654, 3356953), (7453, 2546654), (14906, 1273327), (81983, 231514), (115757, 163966)]