18703564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{4127}}^1$

素因数の和:4245

約数の個数: 24

約数和(自身を含む): 36062208

約数和(自身を除く): 17358644

約数列:

[1, 2, 4, 11, 22, 44, 103, 206, 412, 1133, 2266, 4127, 4532, 8254, 16508, 45397, 90794, 181588, 425081, 850162, 1700324, 4675891, 9351782, 18703564]

約数ペア:

[(1, 18703564), (2, 9351782), (4, 4675891), (11, 1700324), (22, 850162), (44, 425081), (103, 181588), (206, 90794), (412, 45397), (1133, 16508), (2266, 8254), (4127, 4532)]