28085868

素因数分解:

$2^2\times 3^2\times {\mathrm{780163}}^1$

素因数の和:780173

約数の個数: 18

約数和(自身を含む): 70994924

約数和(自身を除く): 42909056

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 780163, 1560326, 2340489, 3120652, 4680978, 7021467, 9361956, 14042934, 28085868]

約数ペア:

[(1, 28085868), (2, 14042934), (3, 9361956), (4, 7021467), (6, 4680978), (9, 3120652), (12, 2340489), (18, 1560326), (36, 780163)]