20597075

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{317}}^1$

素因数の和:463

約数の個数: 24

約数和(自身を含む): 26971488

約数和(自身を除く): 6374413

約数列:

[1, 5, 23, 25, 113, 115, 317, 565, 575, 1585, 2599, 2825, 7291, 7925, 12995, 35821, 36455, 64975, 179105, 182275, 823883, 895525, 4119415, 20597075]

約数ペア:

[(1, 20597075), (5, 4119415), (23, 895525), (25, 823883), (113, 182275), (115, 179105), (317, 64975), (565, 36455), (575, 35821), (1585, 12995), (2599, 7925), (2825, 7291)]