19104028

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:717

約数の個数: 24

約数和(自身を含む): 34201440

約数和(自身を除く): 15097412

約数列:

[1, 2, 4, 89, 103, 178, 206, 356, 412, 521, 1042, 2084, 9167, 18334, 36668, 46369, 53663, 92738, 107326, 185476, 214652, 4776007, 9552014, 19104028]

約数ペア:

[(1, 19104028), (2, 9552014), (4, 4776007), (89, 214652), (103, 185476), (178, 107326), (206, 92738), (356, 53663), (412, 46369), (521, 36668), (1042, 18334), (2084, 9167)]