20171924669

素因数分解:

${\mathrm{13}}^3\times {\mathrm{23}}^1\times {\mathrm{617}}^1\times {\mathrm{647}}^1$

素因数の和:1326

約数の個数: 32

約数和(自身を含む): 22874503680

約数和(自身を除く): 2702579011

約数列:

[1, 13, 23, 169, 299, 617, 647, 2197, 3887, 8021, 8411, 14191, 14881, 50531, 104273, 109343, 184483, 193453, 399199, 1355549, 1421459, 2398279, 2514889, 5189587, 9181577, 31177627, 32693557, 67464631, 119360501, 877040203, 1551686513, 20171924669]

約数ペア:

[(1, 20171924669), (13, 1551686513), (23, 877040203), (169, 119360501), (299, 67464631), (617, 32693557), (647, 31177627), (2197, 9181577), (3887, 5189587), (8021, 2514889), (8411, 2398279), (14191, 1421459), (14881, 1355549), (50531, 399199), (104273, 193453), (109343, 184483)]