20000948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{11087}}^1$

素因数の和:11143

約数の個数: 24

約数和(自身を含む): 39118464

約数和(自身を除く): 19117516

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 902, 1804, 11087, 22174, 44348, 121957, 243914, 454567, 487828, 909134, 1818268, 5000237, 10000474, 20000948]

約数ペア:

[(1, 20000948), (2, 10000474), (4, 5000237), (11, 1818268), (22, 909134), (41, 487828), (44, 454567), (82, 243914), (164, 121957), (451, 44348), (902, 22174), (1804, 11087)]