19697922

素因数分解:

$2^1\times 3^2\times {\mathrm{401}}^1\times {\mathrm{2729}}^1$

素因数の和:3138

約数の個数: 24

約数和(自身を含む): 42800940

約数和(自身を除く): 23103018

約数列:

[1, 2, 3, 6, 9, 18, 401, 802, 1203, 2406, 2729, 3609, 5458, 7218, 8187, 16374, 24561, 49122, 1094329, 2188658, 3282987, 6565974, 9848961, 19697922]

約数ペア:

[(1, 19697922), (2, 9848961), (3, 6565974), (6, 3282987), (9, 2188658), (18, 1094329), (401, 49122), (802, 24561), (1203, 16374), (2406, 8187), (2729, 7218), (3609, 5458)]