20615413

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2243}}^1$

素因数の和:2364

約数の個数: 16

約数和(自身を含む): 25635456

約数和(自身を除く): 5020043

約数列:

[1, 7, 13, 91, 101, 707, 1313, 2243, 9191, 15701, 29159, 204113, 226543, 1585801, 2945059, 20615413]

約数ペア:

[(1, 20615413), (7, 2945059), (13, 1585801), (91, 226543), (101, 204113), (707, 29159), (1313, 15701), (2243, 9191)]