19824275

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{1499}}^1$

素因数の和:1555

約数の個数: 18

約数和(自身を含む): 25714500

約数和(自身を除く): 5890225

約数列:

[1, 5, 23, 25, 115, 529, 575, 1499, 2645, 7495, 13225, 34477, 37475, 172385, 792971, 861925, 3964855, 19824275]

約数ペア:

[(1, 19824275), (5, 3964855), (23, 861925), (25, 792971), (115, 172385), (529, 37475), (575, 34477), (1499, 13225), (2645, 7495)]