20123952968

素因数分解:

$2^3\times 7^1\times {\mathrm{6131}}^1\times {\mathrm{58613}}^1$

素因数の和:64757

約数の個数: 32

約数和(自身を含む): 43130525760

約数和(自身を除く): 23006572792

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 6131, 12262, 24524, 42917, 49048, 58613, 85834, 117226, 171668, 234452, 343336, 410291, 468904, 820582, 1641164, 3282328, 359356303, 718712606, 1437425212, 2515494121, 2874850424, 5030988242, 10061976484, 20123952968]

約数ペア:

[(1, 20123952968), (2, 10061976484), (4, 5030988242), (7, 2874850424), (8, 2515494121), (14, 1437425212), (28, 718712606), (56, 359356303), (6131, 3282328), (12262, 1641164), (24524, 820582), (42917, 468904), (49048, 410291), (58613, 343336), (85834, 234452), (117226, 171668)]