18956626

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{6689}}^1$

素因数の和:6813

約数の個数: 16

約数和(自身を含む): 30907800

約数和(自身を除く): 11951174

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 6689, 13378, 86957, 173914, 729101, 1458202, 9478313, 18956626]

約数ペア:

[(1, 18956626), (2, 9478313), (13, 1458202), (26, 729101), (109, 173914), (218, 86957), (1417, 13378), (2834, 6689)]