16782890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{4649}}^1$

素因数の和:4694

約数の個数: 24

約数和(自身を含む): 31889700

約数和(自身を除く): 15106810

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 4649, 9298, 23245, 46490, 88331, 176662, 441655, 883310, 1678289, 3356578, 8391445, 16782890]

約数ペア:

[(1, 16782890), (2, 8391445), (5, 3356578), (10, 1678289), (19, 883310), (38, 441655), (95, 176662), (190, 88331), (361, 46490), (722, 23245), (1805, 9298), (3610, 4649)]