86906768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{417821}}^1$

素因数の和:417842

約数の個数: 20

約数和(自身を含む): 181334748

約数和(自身を除く): 94427980

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 417821, 835642, 1671284, 3342568, 5431673, 6685136, 10863346, 21726692, 43453384, 86906768]

約数ペア:

[(1, 86906768), (2, 43453384), (4, 21726692), (8, 10863346), (13, 6685136), (16, 5431673), (26, 3342568), (52, 1671284), (104, 835642), (208, 417821)]