20874225

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{12101}}^1$

素因数の和:12137

約数の個数: 24

約数和(自身を含む): 36015552

約数和(自身を除く): 15141327

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 1725, 12101, 36303, 60505, 181515, 278323, 302525, 834969, 907575, 1391615, 4174845, 6958075, 20874225]

約数ペア:

[(1, 20874225), (3, 6958075), (5, 4174845), (15, 1391615), (23, 907575), (25, 834969), (69, 302525), (75, 278323), (115, 181515), (345, 60505), (575, 36303), (1725, 12101)]