19459310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{827}}^1$

素因数の和:1028

約数の個数: 32

約数和(自身を含む): 37975392

約数和(自身を除く): 18516082

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 181, 362, 827, 905, 1654, 1810, 2353, 4135, 4706, 8270, 10751, 11765, 21502, 23530, 53755, 107510, 149687, 299374, 748435, 1496870, 1945931, 3891862, 9729655, 19459310]

約数ペア:

[(1, 19459310), (2, 9729655), (5, 3891862), (10, 1945931), (13, 1496870), (26, 748435), (65, 299374), (130, 149687), (181, 107510), (362, 53755), (827, 23530), (905, 21502), (1654, 11765), (1810, 10751), (2353, 8270), (4135, 4706)]