20179954075

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{401}}^1\times {\mathrm{42829}}^1$

素因数の和:43287

約数の個数: 24

約数和(自身を含む): 25619878080

約数和(自身を除く): 5439924005

約数列:

[1, 5, 25, 47, 235, 401, 1175, 2005, 10025, 18847, 42829, 94235, 214145, 471175, 1070725, 2012963, 10064815, 17174429, 50324075, 85872145, 429360725, 807198163, 4035990815, 20179954075]

約数ペア:

[(1, 20179954075), (5, 4035990815), (25, 807198163), (47, 429360725), (235, 85872145), (401, 50324075), (1175, 17174429), (2005, 10064815), (10025, 2012963), (18847, 1070725), (42829, 471175), (94235, 214145)]