672142736

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{2471113}}^1$

素因数の和:2471138

約数の個数: 20

約数和(自身を含む): 1378881612

約数和(自身を除く): 706738876

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 2471113, 4942226, 9884452, 19768904, 39537808, 42008921, 84017842, 168035684, 336071368, 672142736]

約数ペア:

[(1, 672142736), (2, 336071368), (4, 168035684), (8, 84017842), (16, 42008921), (17, 39537808), (34, 19768904), (68, 9884452), (136, 4942226), (272, 2471113)]