20015745

素因数分解:

$3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{5827}}^1$

素因数の和:6064

約数の個数: 16

約数和(自身を含む): 32170560

約数和(自身を除く): 12154815

約数列:

[1, 3, 5, 15, 229, 687, 1145, 3435, 5827, 17481, 29135, 87405, 1334383, 4003149, 6671915, 20015745]

約数ペア:

[(1, 20015745), (3, 6671915), (5, 4003149), (15, 1334383), (229, 87405), (687, 29135), (1145, 17481), (3435, 5827)]