22181805

素因数分解:

$3^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{769}}^1$

素因数の和:1421

約数の個数: 24

約数和(自身を含む): 38558520

約数和(自身を除く): 16376715

約数列:

[1, 3, 5, 9, 15, 45, 641, 769, 1923, 2307, 3205, 3845, 5769, 6921, 9615, 11535, 28845, 34605, 492929, 1478787, 2464645, 4436361, 7393935, 22181805]

約数ペア:

[(1, 22181805), (3, 7393935), (5, 4436361), (9, 2464645), (15, 1478787), (45, 492929), (641, 34605), (769, 28845), (1923, 11535), (2307, 9615), (3205, 6921), (3845, 5769)]