19792275

素因数分解:

$3^1\times 5^2\times {\mathrm{163}}^1\times {\mathrm{1619}}^1$

素因数の和:1795

約数の個数: 24

約数和(自身を含む): 32944320

約数和(自身を除く): 13152045

約数列:

[1, 3, 5, 15, 25, 75, 163, 489, 815, 1619, 2445, 4075, 4857, 8095, 12225, 24285, 40475, 121425, 263897, 791691, 1319485, 3958455, 6597425, 19792275]

約数ペア:

[(1, 19792275), (3, 6597425), (5, 3958455), (15, 1319485), (25, 791691), (75, 263897), (163, 121425), (489, 40475), (815, 24285), (1619, 12225), (2445, 8095), (4075, 4857)]