19705445

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{461}}^1$

素因数の和:652

約数の個数: 16

約数和(自身を含む): 24216192

約数和(自身を除く): 4510747

約数列:

[1, 5, 83, 103, 415, 461, 515, 2305, 8549, 38263, 42745, 47483, 191315, 237415, 3941089, 19705445]

約数ペア:

[(1, 19705445), (5, 3941089), (83, 237415), (103, 191315), (415, 47483), (461, 42745), (515, 38263), (2305, 8549)]