20186551730

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28431763}}^1$

素因数の和:28431841

約数の個数: 16

約数和(自身を含む): 36847566144

約数和(自身を除く): 16661014414

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 28431763, 56863526, 142158815, 284317630, 2018655173, 4037310346, 10093275865, 20186551730]

約数ペア:

[(1, 20186551730), (2, 10093275865), (5, 4037310346), (10, 2018655173), (71, 284317630), (142, 142158815), (355, 56863526), (710, 28431763)]