13490992

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{19609}}^1$

素因数の和:19660

約数の個数: 20

約数和(自身を含む): 26748040

約数和(自身を除く): 13257048

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 19609, 39218, 78436, 156872, 313744, 843187, 1686374, 3372748, 6745496, 13490992]

約数ペア:

[(1, 13490992), (2, 6745496), (4, 3372748), (8, 1686374), (16, 843187), (43, 313744), (86, 156872), (172, 78436), (344, 39218), (688, 19609)]