18671710

素因数分解:

$2^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{5641}}^1$

素因数の和:5979

約数の個数: 16

約数和(自身を含む): 33716592

約数和(自身を除く): 15044882

約数列:

[1, 2, 5, 10, 331, 662, 1655, 3310, 5641, 11282, 28205, 56410, 1867171, 3734342, 9335855, 18671710]

約数ペア:

[(1, 18671710), (2, 9335855), (5, 3734342), (10, 1867171), (331, 56410), (662, 28205), (1655, 11282), (3310, 5641)]