20873864

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{237203}}^1$

素因数の和:237220

約数の個数: 16

約数和(自身を含む): 42696720

約数和(自身を除く): 21822856

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 237203, 474406, 948812, 1897624, 2609233, 5218466, 10436932, 20873864]

約数ペア:

[(1, 20873864), (2, 10436932), (4, 5218466), (8, 2609233), (11, 1897624), (22, 948812), (44, 474406), (88, 237203)]