81085796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{49807}}^1$

素因数の和:49859

約数の個数: 24

約数和(自身を含む): 158987136

約数和(自身を除く): 77901340

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 49807, 99614, 199228, 547877, 1095754, 1842859, 2191508, 3685718, 7371436, 20271449, 40542898, 81085796]

約数ペア:

[(1, 81085796), (2, 40542898), (4, 20271449), (11, 7371436), (22, 3685718), (37, 2191508), (44, 1842859), (74, 1095754), (148, 547877), (407, 199228), (814, 99614), (1628, 49807)]