20277209735

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{51719}}^1\times {\mathrm{4127}}^1$

素因数の和:55870

約数の個数: 16

約数和(自身を含む): 25620019200

約数和(自身を除く): 5342809465

約数列:

[1, 5, 19, 95, 4127, 20635, 51719, 78413, 258595, 392065, 982661, 4913305, 213444313, 1067221565, 4055441947, 20277209735]

約数ペア:

[(1, 20277209735), (5, 4055441947), (19, 1067221565), (95, 213444313), (4127, 4913305), (20635, 982661), (51719, 392065), (78413, 258595)]