20944748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{28001}}^1$

素因数の和:28033

約数の個数: 24

約数和(自身を含む): 42339024

約数和(自身を除く): 21394276

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 28001, 56002, 112004, 308011, 476017, 616022, 952034, 1232044, 1904068, 5236187, 10472374, 20944748]

約数ペア:

[(1, 20944748), (2, 10472374), (4, 5236187), (11, 1904068), (17, 1232044), (22, 952034), (34, 616022), (44, 476017), (68, 308011), (187, 112004), (374, 56002), (748, 28001)]