19815534

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{20771}}^1$

素因数の和:20832

約数の個数: 24

約数和(自身を含む): 43745832

約数和(自身を除く): 23930298

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 20771, 41542, 62313, 124626, 186939, 373878, 1100863, 2201726, 3302589, 6605178, 9907767, 19815534]

約数ペア:

[(1, 19815534), (2, 9907767), (3, 6605178), (6, 3302589), (9, 2201726), (18, 1100863), (53, 373878), (106, 186939), (159, 124626), (318, 62313), (477, 41542), (954, 20771)]