19959511

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4813}}^1$

素因数の和:4866

約数の個数: 16

約数和(自身を含む): 24262560

約数和(自身を除く): 4303049

約数列:

[1, 11, 13, 29, 143, 319, 377, 4147, 4813, 52943, 62569, 139577, 688259, 1535347, 1814501, 19959511]

約数ペア:

[(1, 19959511), (11, 1814501), (13, 1535347), (29, 688259), (143, 139577), (319, 62569), (377, 52943), (4147, 4813)]