18240128

素因数分解:

$2^7\times {\mathrm{142501}}^1$

素因数の和:142515

約数の個数: 16

約数和(自身を含む): 36338010

約数和(自身を除く): 18097882

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 142501, 285002, 570004, 1140008, 2280016, 4560032, 9120064, 18240128]

約数ペア:

[(1, 18240128), (2, 9120064), (4, 4560032), (8, 2280016), (16, 1140008), (32, 570004), (64, 285002), (128, 142501)]