18706986

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{19609}}^1$

素因数の和:19670

約数の個数: 24

約数和(自身を含む): 41298660

約数和(自身を除く): 22591674

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 19609, 39218, 58827, 117654, 176481, 352962, 1039277, 2078554, 3117831, 6235662, 9353493, 18706986]

約数ペア:

[(1, 18706986), (2, 9353493), (3, 6235662), (6, 3117831), (9, 2078554), (18, 1039277), (53, 352962), (106, 176481), (159, 117654), (318, 58827), (477, 39218), (954, 19609)]