18626990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{64231}}^1$

素因数の和:64267

約数の個数: 16

約数和(自身を含む): 34685280

約数和(自身を除く): 16058290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 64231, 128462, 321155, 642310, 1862699, 3725398, 9313495, 18626990]

約数ペア:

[(1, 18626990), (2, 9313495), (5, 3725398), (10, 1862699), (29, 642310), (58, 321155), (145, 128462), (290, 64231)]