19409660

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18311}}^1$

素因数の和:18373

約数の個数: 24

約数和(自身を含む): 41531616

約数和(自身を除く): 22121956

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 18311, 36622, 73244, 91555, 183110, 366220, 970483, 1940966, 3881932, 4852415, 9704830, 19409660]

約数ペア:

[(1, 19409660), (2, 9704830), (4, 4852415), (5, 3881932), (10, 1940966), (20, 970483), (53, 366220), (106, 183110), (212, 91555), (265, 73244), (530, 36622), (1060, 18311)]