20471766

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{487423}}^1$

素因数の和:487435

約数の個数: 16

約数和(自身を含む): 46792704

約数和(自身を除く): 26320938

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 487423, 974846, 1462269, 2924538, 3411961, 6823922, 10235883, 20471766]

約数ペア:

[(1, 20471766), (2, 10235883), (3, 6823922), (6, 3411961), (7, 2924538), (14, 1462269), (21, 974846), (42, 487423)]