16929340

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1663}}^1$

素因数の和:2181

約数の個数: 24

約数和(自身を含む): 35642880

約数和(自身を除く): 18713540

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 1663, 2036, 2545, 3326, 5090, 6652, 8315, 10180, 16630, 33260, 846467, 1692934, 3385868, 4232335, 8464670, 16929340]

約数ペア:

[(1, 16929340), (2, 8464670), (4, 4232335), (5, 3385868), (10, 1692934), (20, 846467), (509, 33260), (1018, 16630), (1663, 10180), (2036, 8315), (2545, 6652), (3326, 5090)]