20858422

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1151}}^1$

素因数の和:1224

約数の個数: 32

約数和(自身を含む): 36578304

約数和(自身を除く): 15719882

約数列:

[1, 2, 13, 17, 26, 34, 41, 82, 221, 442, 533, 697, 1066, 1151, 1394, 2302, 9061, 14963, 18122, 19567, 29926, 39134, 47191, 94382, 254371, 508742, 613483, 802247, 1226966, 1604494, 10429211, 20858422]

約数ペア:

[(1, 20858422), (2, 10429211), (13, 1604494), (17, 1226966), (26, 802247), (34, 613483), (41, 508742), (82, 254371), (221, 94382), (442, 47191), (533, 39134), (697, 29926), (1066, 19567), (1151, 18122), (1394, 14963), (2302, 9061)]