18486457

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{821}}^1$

素因数の和:944

約数の個数: 16

約数和(自身を含む): 21306240

約数和(自身を除く): 2819783

約数列:

[1, 11, 23, 89, 253, 821, 979, 2047, 9031, 18883, 22517, 73069, 207713, 803759, 1680587, 18486457]

約数ペア:

[(1, 18486457), (11, 1680587), (23, 803759), (89, 207713), (253, 73069), (821, 22517), (979, 18883), (2047, 9031)]