20237925

素因数分解:

$3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{1811}}^1$

素因数の和:1973

約数の個数: 24

約数和(自身を含む): 33703200

約数和(自身を除く): 13465275

約数列:

[1, 3, 5, 15, 25, 75, 149, 447, 745, 1811, 2235, 3725, 5433, 9055, 11175, 27165, 45275, 135825, 269839, 809517, 1349195, 4047585, 6745975, 20237925]

約数ペア:

[(1, 20237925), (3, 6745975), (5, 4047585), (15, 1349195), (25, 809517), (75, 269839), (149, 135825), (447, 45275), (745, 27165), (1811, 11175), (2235, 9055), (3725, 5433)]