18398874

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1697}}^1$

素因数の和:1854

約数の個数: 32

約数和(自身を含む): 39936960

約数和(自身を除く): 21538086

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 139, 278, 417, 834, 1697, 1807, 3394, 3614, 5091, 5421, 10182, 10842, 22061, 44122, 66183, 132366, 235883, 471766, 707649, 1415298, 3066479, 6132958, 9199437, 18398874]

約数ペア:

[(1, 18398874), (2, 9199437), (3, 6132958), (6, 3066479), (13, 1415298), (26, 707649), (39, 471766), (78, 235883), (139, 132366), (278, 66183), (417, 44122), (834, 22061), (1697, 10842), (1807, 10182), (3394, 5421), (3614, 5091)]