19927349

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2437}}^1$

素因数の和:2504

約数の個数: 16

約数和(自身を含む): 23346288

約数和(自身を除く): 3418939

約数列:

[1, 13, 17, 37, 221, 481, 629, 2437, 8177, 31681, 41429, 90169, 538577, 1172197, 1532873, 19927349]

約数ペア:

[(1, 19927349), (13, 1532873), (17, 1172197), (37, 538577), (221, 90169), (481, 41429), (629, 31681), (2437, 8177)]