20426508

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^2\times {\mathrm{163}}^1$

素因数の和:291

約数の個数: 54

約数和(自身を含む): 52845884

約数和(自身を除く): 32419376

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 118, 163, 177, 236, 326, 354, 489, 531, 652, 708, 978, 1062, 1467, 1956, 2124, 2934, 3481, 5868, 6962, 9617, 10443, 13924, 19234, 20886, 28851, 31329, 38468, 41772, 57702, 62658, 86553, 115404, 125316, 173106, 346212, 567403, 1134806, 1702209, 2269612, 3404418, 5106627, 6808836, 10213254, 20426508]

約数ペア:

[(1, 20426508), (2, 10213254), (3, 6808836), (4, 5106627), (6, 3404418), (9, 2269612), (12, 1702209), (18, 1134806), (36, 567403), (59, 346212), (118, 173106), (163, 125316), (177, 115404), (236, 86553), (326, 62658), (354, 57702), (489, 41772), (531, 38468), (652, 31329), (708, 28851), (978, 20886), (1062, 19234), (1467, 13924), (1956, 10443), (2124, 9617), (2934, 6962), (3481, 5868)]