17988645

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{2267}}^1$

素因数の和:2321

約数の個数: 24

約数和(自身を含む): 30100896

約数和(自身を除く): 12112251

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 529, 1587, 2267, 2645, 6801, 7935, 11335, 34005, 52141, 156423, 260705, 782115, 1199243, 3597729, 5996215, 17988645]

約数ペア:

[(1, 17988645), (3, 5996215), (5, 3597729), (15, 1199243), (23, 782115), (69, 260705), (115, 156423), (345, 52141), (529, 34005), (1587, 11335), (2267, 7935), (2645, 6801)]