20227959913

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{269}}^1\times {\mathrm{1291}}^1$

素因数の和:1777

約数の個数: 32

約数和(自身を含む): 23810423040

約数和(自身を除く): 3582463127

約数列:

[1, 7, 53, 157, 269, 371, 1099, 1291, 1883, 8321, 9037, 14257, 42233, 58247, 68423, 99799, 202687, 295631, 347279, 478961, 1418809, 2238349, 2430953, 10742411, 15668443, 18405787, 54522803, 75196877, 128840509, 381659621, 2889708559, 20227959913]

約数ペア:

[(1, 20227959913), (7, 2889708559), (53, 381659621), (157, 128840509), (269, 75196877), (371, 54522803), (1099, 18405787), (1291, 15668443), (1883, 10742411), (8321, 2430953), (9037, 2238349), (14257, 1418809), (42233, 478961), (58247, 347279), (68423, 295631), (99799, 202687)]