18788320

素因数分解:

$2^5\times 5^1\times {\mathrm{117427}}^1$

素因数の和:117442

約数の個数: 24

約数和(自身を含む): 44387784

約数和(自身を除く): 25599464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 117427, 234854, 469708, 587135, 939416, 1174270, 1878832, 2348540, 3757664, 4697080, 9394160, 18788320]

約数ペア:

[(1, 18788320), (2, 9394160), (4, 4697080), (5, 3757664), (8, 2348540), (10, 1878832), (16, 1174270), (20, 939416), (32, 587135), (40, 469708), (80, 234854), (160, 117427)]