20107965

素因数分解:

$3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{7489}}^1$

素因数の和:7676

約数の個数: 16

約数和(自身を含む): 32356800

約数和(自身を除く): 12248835

約数列:

[1, 3, 5, 15, 179, 537, 895, 2685, 7489, 22467, 37445, 112335, 1340531, 4021593, 6702655, 20107965]

約数ペア:

[(1, 20107965), (3, 6702655), (5, 4021593), (15, 1340531), (179, 112335), (537, 37445), (895, 22467), (2685, 7489)]