18871606

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{6659}}^1$

素因数の和:6783

約数の個数: 16

約数和(自身を含む): 30769200

約数和(自身を除く): 11897594

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 6659, 13318, 86567, 173134, 725831, 1451662, 9435803, 18871606]

約数ペア:

[(1, 18871606), (2, 9435803), (13, 1451662), (26, 725831), (109, 173134), (218, 86567), (1417, 13318), (2834, 6659)]