181280908

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{521}}^1\times {\mathrm{2351}}^1$

素因数の和:2913

約数の個数: 24

約数和(自身を含む): 326579904

約数和(自身を除く): 145298996

約数列:

[1, 2, 4, 37, 74, 148, 521, 1042, 2084, 2351, 4702, 9404, 19277, 38554, 77108, 86987, 173974, 347948, 1224871, 2449742, 4899484, 45320227, 90640454, 181280908]

約数ペア:

[(1, 181280908), (2, 90640454), (4, 45320227), (37, 4899484), (74, 2449742), (148, 1224871), (521, 347948), (1042, 173974), (2084, 86987), (2351, 77108), (4702, 38554), (9404, 19277)]