20225529

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{811}}^1$

素因数の和:997

約数の個数: 24

約数和(自身を含む): 31161312

約数和(自身を除く): 10935783

約数列:

[1, 3, 9, 17, 51, 153, 163, 489, 811, 1467, 2433, 2771, 7299, 8313, 13787, 24939, 41361, 124083, 132193, 396579, 1189737, 2247281, 6741843, 20225529]

約数ペア:

[(1, 20225529), (3, 6741843), (9, 2247281), (17, 1189737), (51, 396579), (153, 132193), (163, 124083), (489, 41361), (811, 24939), (1467, 13787), (2433, 8313), (2771, 7299)]