20131555843

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{1117}}^1\times {\mathrm{18523}}^1$

素因数の和:19786

約数の個数: 16

約数和(自身を含む): 23195011840

約数和(自身を除く): 3063455997

約数列:

[1, 7, 139, 973, 1117, 7819, 18523, 129661, 155263, 1086841, 2574697, 18022879, 20690191, 144831337, 2875936549, 20131555843]

約数ペア:

[(1, 20131555843), (7, 2875936549), (139, 144831337), (973, 20690191), (1117, 18022879), (7819, 2574697), (18523, 1086841), (129661, 155263)]