20215076

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{15361}}^1$

素因数の和:15419

約数の個数: 24

約数和(自身を含む): 41293056

約数和(自身を除く): 21077980

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 15361, 30722, 61444, 107527, 215054, 430108, 721967, 1443934, 2887868, 5053769, 10107538, 20215076]

約数ペア:

[(1, 20215076), (2, 10107538), (4, 5053769), (7, 2887868), (14, 1443934), (28, 721967), (47, 430108), (94, 215054), (188, 107527), (329, 61444), (658, 30722), (1316, 15361)]