20909416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{237607}}^1$

素因数の和:237624

約数の個数: 16

約数和(自身を含む): 42769440

約数和(自身を除く): 21860024

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 237607, 475214, 950428, 1900856, 2613677, 5227354, 10454708, 20909416]

約数ペア:

[(1, 20909416), (2, 10454708), (4, 5227354), (8, 2613677), (11, 1900856), (22, 950428), (44, 475214), (88, 237607)]