20751002

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{701}}^1$

素因数の和:782

約数の個数: 24

約数和(自身を含む): 33700212

約数和(自身を除く): 12949210

約数列:

[1, 2, 19, 38, 41, 82, 361, 701, 722, 779, 1402, 1558, 13319, 14801, 26638, 28741, 29602, 57482, 253061, 506122, 546079, 1092158, 10375501, 20751002]

約数ペア:

[(1, 20751002), (2, 10375501), (19, 1092158), (38, 546079), (41, 506122), (82, 253061), (361, 57482), (701, 29602), (722, 28741), (779, 26638), (1402, 14801), (1558, 13319)]