20120804011

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1571}}^1\times {\mathrm{3539}}^1$

素因数の和:5175

約数の個数: 32

約数和(自身を含む): 25642967040

約数和(自身を除く): 5522163029

約数列:

[1, 7, 11, 47, 77, 329, 517, 1571, 3539, 3619, 10997, 17281, 24773, 38929, 73837, 120967, 166333, 272503, 516859, 812207, 1164331, 1829663, 5559769, 5685449, 12807641, 38918383, 61157459, 261309143, 428102213, 1829164001, 2874400573, 20120804011]

約数ペア:

[(1, 20120804011), (7, 2874400573), (11, 1829164001), (47, 428102213), (77, 261309143), (329, 61157459), (517, 38918383), (1571, 12807641), (3539, 5685449), (3619, 5559769), (10997, 1829663), (17281, 1164331), (24773, 812207), (38929, 516859), (73837, 272503), (120967, 166333)]