17629820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67807}}^1$

素因数の和:67829

約数の個数: 24

約数和(自身を含む): 39871104

約数和(自身を除く): 22241284

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 67807, 135614, 271228, 339035, 678070, 881491, 1356140, 1762982, 3525964, 4407455, 8814910, 17629820]

約数ペア:

[(1, 17629820), (2, 8814910), (4, 4407455), (5, 3525964), (10, 1762982), (13, 1356140), (20, 881491), (26, 678070), (52, 339035), (65, 271228), (130, 135614), (260, 67807)]