206940186

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{310721}}^1$

素因数の和:310766

約数の個数: 24

約数和(自身を含む): 460490004

約数和(自身を除く): 253549818

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 310721, 621442, 932163, 1864326, 2796489, 5592978, 11496677, 22993354, 34490031, 68980062, 103470093, 206940186]

約数ペア:

[(1, 206940186), (2, 103470093), (3, 68980062), (6, 34490031), (9, 22993354), (18, 11496677), (37, 5592978), (74, 2796489), (111, 1864326), (222, 932163), (333, 621442), (666, 310721)]