20476547

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{911}}^1$

素因数の和:963

約数の個数: 24

約数和(自身を含む): 26703360

約数和(自身を除く): 6226813

約数列:

[1, 7, 13, 19, 91, 133, 169, 247, 911, 1183, 1729, 3211, 6377, 11843, 17309, 22477, 82901, 121163, 153959, 225017, 1077713, 1575119, 2925221, 20476547]

約数ペア:

[(1, 20476547), (7, 2925221), (13, 1575119), (19, 1077713), (91, 225017), (133, 153959), (169, 121163), (247, 82901), (911, 22477), (1183, 17309), (1729, 11843), (3211, 6377)]