1639338032

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{3305117}}^1$

素因数の和:3305156

約数の個数: 20

約数和(自身を含む): 3278677056

約数和(自身を除く): 1639339024

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 3305117, 6610234, 13220468, 26440936, 52881872, 102458627, 204917254, 409834508, 819669016, 1639338032]

約数ペア:

[(1, 1639338032), (2, 819669016), (4, 409834508), (8, 204917254), (16, 102458627), (31, 52881872), (62, 26440936), (124, 13220468), (248, 6610234), (496, 3305117)]