20124747

素因数分解:

$3^3\times {\mathrm{23}}^2\times {\mathrm{1409}}^1$

素因数の和:1464

約数の個数: 24

約数和(自身を含む): 31189200

約数和(自身を除く): 11064453

約数列:

[1, 3, 9, 23, 27, 69, 207, 529, 621, 1409, 1587, 4227, 4761, 12681, 14283, 32407, 38043, 97221, 291663, 745361, 874989, 2236083, 6708249, 20124747]

約数ペア:

[(1, 20124747), (3, 6708249), (9, 2236083), (23, 874989), (27, 745361), (69, 291663), (207, 97221), (529, 38043), (621, 32407), (1409, 14283), (1587, 12681), (4227, 4761)]