20153529

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{22619}}^1$

素因数の和:22642

約数の個数: 20

約数和(自身を含む): 32844240

約数和(自身を除く): 12690711

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 22619, 67857, 203571, 248809, 610713, 746427, 1832139, 2239281, 6717843, 20153529]

約数ペア:

[(1, 20153529), (3, 6717843), (9, 2239281), (11, 1832139), (27, 746427), (33, 610713), (81, 248809), (99, 203571), (297, 67857), (891, 22619)]