17998045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{677}}^1$

素因数の和:1104

約数の個数: 16

約数和(自身を含む): 23350320

約数和(自身を除く): 5352275

約数列:

[1, 5, 13, 65, 409, 677, 2045, 3385, 5317, 8801, 26585, 44005, 276893, 1384465, 3599609, 17998045]

約数ペア:

[(1, 17998045), (5, 3599609), (13, 1384465), (65, 276893), (409, 44005), (677, 26585), (2045, 8801), (3385, 5317)]