20076830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{6947}}^1$

素因数の和:6988

約数の個数: 24

約数和(自身を含む): 38394648

約数和(自身を除く): 18317818

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 6947, 13894, 34735, 69470, 118099, 236198, 590495, 1180990, 2007683, 4015366, 10038415, 20076830]

約数ペア:

[(1, 20076830), (2, 10038415), (5, 4015366), (10, 2007683), (17, 1180990), (34, 590495), (85, 236198), (170, 118099), (289, 69470), (578, 34735), (1445, 13894), (2890, 6947)]