15916490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{4409}}^1$

素因数の和:4454

約数の個数: 24

約数和(自身を含む): 30243780

約数和(自身を除く): 14327290

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 4409, 8818, 22045, 44090, 83771, 167542, 418855, 837710, 1591649, 3183298, 7958245, 15916490]

約数ペア:

[(1, 15916490), (2, 7958245), (5, 3183298), (10, 1591649), (19, 837710), (38, 418855), (95, 167542), (190, 83771), (361, 44090), (722, 22045), (1805, 8818), (3610, 4409)]