18883444

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{66491}}^1$

素因数の和:66566

約数の個数: 12

約数和(自身を含む): 33511968

約数和(自身を除く): 14628524

約数列:

[1, 2, 4, 71, 142, 284, 66491, 132982, 265964, 4720861, 9441722, 18883444]

約数ペア:

[(1, 18883444), (2, 9441722), (4, 4720861), (71, 265964), (142, 132982), (284, 66491)]