19639668

素因数分解:

$2^2\times 3^1\times {\mathrm{1069}}^1\times {\mathrm{1531}}^1$

素因数の和:2607

約数の個数: 24

約数和(自身を含む): 45898720

約数和(自身を除く): 26259052

約数列:

[1, 2, 3, 4, 6, 12, 1069, 1531, 2138, 3062, 3207, 4276, 4593, 6124, 6414, 9186, 12828, 18372, 1636639, 3273278, 4909917, 6546556, 9819834, 19639668]

約数ペア:

[(1, 19639668), (2, 9819834), (3, 6546556), (4, 4909917), (6, 3273278), (12, 1636639), (1069, 18372), (1531, 12828), (2138, 9186), (3062, 6414), (3207, 6124), (4276, 4593)]