20826075

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{3911}}^1$

素因数の和:3995

約数の個数: 24

約数和(自身を含む): 34926336

約数和(自身を除く): 14100261

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 3911, 5325, 11733, 19555, 58665, 97775, 277681, 293325, 833043, 1388405, 4165215, 6942025, 20826075]

約数ペア:

[(1, 20826075), (3, 6942025), (5, 4165215), (15, 1388405), (25, 833043), (71, 293325), (75, 277681), (213, 97775), (355, 58665), (1065, 19555), (1775, 11733), (3911, 5325)]