18539170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{142609}}^1$

素因数の和:142629

約数の個数: 16

約数和(自身を含む): 35937720

約数和(自身を除く): 17398550

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 142609, 285218, 713045, 1426090, 1853917, 3707834, 9269585, 18539170]

約数ペア:

[(1, 18539170), (2, 9269585), (5, 3707834), (10, 1853917), (13, 1426090), (26, 713045), (65, 285218), (130, 142609)]