20166399

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6571}}^1$

素因数の和:6619

約数の個数: 24

約数和(自身を含む): 32807424

約数和(自身を除く): 12641025

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 279, 341, 1023, 3069, 6571, 19713, 59139, 72281, 203701, 216843, 611103, 650529, 1833309, 2240711, 6722133, 20166399]

約数ペア:

[(1, 20166399), (3, 6722133), (9, 2240711), (11, 1833309), (31, 650529), (33, 611103), (93, 216843), (99, 203701), (279, 72281), (341, 59139), (1023, 19713), (3069, 6571)]