20112417

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{433}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 31437224

約数和(自身を除く): 11324807

約数列:

[1, 3, 9, 13, 39, 117, 397, 433, 1191, 1299, 3573, 3897, 5161, 5629, 15483, 16887, 46449, 50661, 171901, 515703, 1547109, 2234713, 6704139, 20112417]

約数ペア:

[(1, 20112417), (3, 6704139), (9, 2234713), (13, 1547109), (39, 515703), (117, 171901), (397, 50661), (433, 46449), (1191, 16887), (1299, 15483), (3573, 5629), (3897, 5161)]