208039990

素因数分解:

$2^1\times 5^1\times {\mathrm{2351}}^1\times {\mathrm{8849}}^1$

素因数の和:11207

約数の個数: 16

約数和(自身を含む): 374673600

約数和(自身を除く): 166633610

約数列:

[1, 2, 5, 10, 2351, 4702, 8849, 11755, 17698, 23510, 44245, 88490, 20803999, 41607998, 104019995, 208039990]

約数ペア:

[(1, 208039990), (2, 104019995), (5, 41607998), (10, 20803999), (2351, 88490), (4702, 44245), (8849, 23510), (11755, 17698)]