20537474

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{1187}}^1$

素因数の和:1441

約数の個数: 16

約数和(自身を含む): 31733856

約数和(自身を除く): 11196382

約数列:

[1, 2, 41, 82, 211, 422, 1187, 2374, 8651, 17302, 48667, 97334, 250457, 500914, 10268737, 20537474]

約数ペア:

[(1, 20537474), (2, 10268737), (41, 500914), (82, 250457), (211, 97334), (422, 48667), (1187, 17302), (2374, 8651)]