20787648824

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{3259}}^1\times {\mathrm{46901}}^1$

素因数の和:50183

約数の個数: 32

約数和(自身を含む): 41283140400

約数和(自身を除く): 20495491576

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 3259, 6518, 13036, 26072, 46901, 55403, 93802, 110806, 187604, 221612, 375208, 443224, 797317, 1594634, 3189268, 6378536, 152850359, 305700718, 611401436, 1222802872, 2598456103, 5196912206, 10393824412, 20787648824]

約数ペア:

[(1, 20787648824), (2, 10393824412), (4, 5196912206), (8, 2598456103), (17, 1222802872), (34, 611401436), (68, 305700718), (136, 152850359), (3259, 6378536), (6518, 3189268), (13036, 1594634), (26072, 797317), (46901, 443224), (55403, 375208), (93802, 221612), (110806, 187604)]