20351176

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{991}}^1$

素因数の和:1165

約数の個数: 32

約数和(自身を含む): 40711680

約数和(自身を除く): 20360504

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 151, 302, 604, 991, 1208, 1982, 2567, 3964, 5134, 7928, 10268, 16847, 20536, 33694, 67388, 134776, 149641, 299282, 598564, 1197128, 2543897, 5087794, 10175588, 20351176]

約数ペア:

[(1, 20351176), (2, 10175588), (4, 5087794), (8, 2543897), (17, 1197128), (34, 598564), (68, 299282), (136, 149641), (151, 134776), (302, 67388), (604, 33694), (991, 20536), (1208, 16847), (1982, 10268), (2567, 7928), (3964, 5134)]