20935175

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{1583}}^1$

素因数の和:1639

約数の個数: 18

約数和(自身を含む): 27154512

約数和(自身を除く): 6219337

約数列:

[1, 5, 23, 25, 115, 529, 575, 1583, 2645, 7915, 13225, 36409, 39575, 182045, 837407, 910225, 4187035, 20935175]

約数ペア:

[(1, 20935175), (5, 4187035), (23, 910225), (25, 837407), (115, 182045), (529, 39575), (575, 36409), (1583, 13225), (2645, 7915)]