22639905

素因数分解:

$3^4\times 5^1\times {\mathrm{55901}}^1$

素因数の和:55918

約数の個数: 20

約数和(自身を含む): 40584852

約数和(自身を除く): 17944947

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 55901, 167703, 279505, 503109, 838515, 1509327, 2515545, 4527981, 7546635, 22639905]

約数ペア:

[(1, 22639905), (3, 7546635), (5, 4527981), (9, 2515545), (15, 1509327), (27, 838515), (45, 503109), (81, 279505), (135, 167703), (405, 55901)]