1880451274

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{812641}}^1$

素因数の和:812745

約数の個数: 16

約数和(自身を含む): 3071786760

約数和(自身を除く): 1191335486

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 812641, 1625282, 10564333, 21128666, 72325049, 144650098, 940225637, 1880451274]

約数ペア:

[(1, 1880451274), (2, 940225637), (13, 144650098), (26, 72325049), (89, 21128666), (178, 10564333), (1157, 1625282), (2314, 812641)]