20163685490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5981}}^1\times {\mathrm{25933}}^1$

素因数の和:31934

約数の個数: 32

約数和(自身を含む): 39094571376

約数和(自身を除く): 18930885886

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 5981, 11962, 25933, 29905, 51866, 59810, 77753, 129665, 155506, 259330, 337129, 388765, 674258, 777530, 1685645, 3371290, 155105273, 310210546, 775526365, 1551052730, 2016368549, 4032737098, 10081842745, 20163685490]

約数ペア:

[(1, 20163685490), (2, 10081842745), (5, 4032737098), (10, 2016368549), (13, 1551052730), (26, 775526365), (65, 310210546), (130, 155105273), (5981, 3371290), (11962, 1685645), (25933, 777530), (29905, 674258), (51866, 388765), (59810, 337129), (77753, 259330), (129665, 155506)]