30821404

素因数分解:

$2^2\times {\mathrm{181}}^1\times {\mathrm{42571}}^1$

素因数の和:42756

約数の個数: 12

約数和(自身を含む): 54236728

約数和(自身を除く): 23415324

約数列:

[1, 2, 4, 181, 362, 724, 42571, 85142, 170284, 7705351, 15410702, 30821404]

約数ペア:

[(1, 30821404), (2, 15410702), (4, 7705351), (181, 170284), (362, 85142), (724, 42571)]