20206475

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{593}}^1$

素因数の和:679

約数の個数: 24

約数和(自身を含む): 26516160

約数和(自身を除く): 6309685

約数列:

[1, 5, 25, 29, 47, 145, 235, 593, 725, 1175, 1363, 2965, 6815, 14825, 17197, 27871, 34075, 85985, 139355, 429925, 696775, 808259, 4041295, 20206475]

約数ペア:

[(1, 20206475), (5, 4041295), (25, 808259), (29, 696775), (47, 429925), (145, 139355), (235, 85985), (593, 34075), (725, 27871), (1175, 17197), (1363, 14825), (2965, 6815)]