20010695

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{571}}^1$

素因数の和:782

約数の個数: 16

約数和(自身を含む): 24765312

約数和(自身を除く): 4754617

約数列:

[1, 5, 43, 163, 215, 571, 815, 2855, 7009, 24553, 35045, 93073, 122765, 465365, 4002139, 20010695]

約数ペア:

[(1, 20010695), (5, 4002139), (43, 465365), (163, 122765), (215, 93073), (571, 35045), (815, 24553), (2855, 7009)]