20195553

素因数分解:

$3^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{2221}}^1$

素因数の和:2664

約数の個数: 16

約数和(自身を含む): 30859136

約数和(自身を除く): 10663583

約数列:

[1, 3, 7, 21, 433, 1299, 2221, 3031, 6663, 9093, 15547, 46641, 961693, 2885079, 6731851, 20195553]

約数ペア:

[(1, 20195553), (3, 6731851), (7, 2885079), (21, 961693), (433, 46641), (1299, 15547), (2221, 9093), (3031, 6663)]