20804523586

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{410621}}^1$

素因数の和:410695

約数の個数: 48

約数和(自身を含む): 40444624512

約数和(自身を除く): 19640100926

約数列:

[1, 2, 7, 11, 14, 22, 47, 49, 77, 94, 98, 154, 329, 517, 539, 658, 1034, 1078, 2303, 3619, 4606, 7238, 25333, 50666, 410621, 821242, 2874347, 4516831, 5748694, 9033662, 19299187, 20120429, 31617817, 38598374, 40240858, 63235634, 135094309, 212291057, 221324719, 270188618, 424582114, 442649438, 945660163, 1486037399, 1891320326, 2972074798, 10402261793, 20804523586]

約数ペア:

[(1, 20804523586), (2, 10402261793), (7, 2972074798), (11, 1891320326), (14, 1486037399), (22, 945660163), (47, 442649438), (49, 424582114), (77, 270188618), (94, 221324719), (98, 212291057), (154, 135094309), (329, 63235634), (517, 40240858), (539, 38598374), (658, 31617817), (1034, 20120429), (1078, 19299187), (2303, 9033662), (3619, 5748694), (4606, 4516831), (7238, 2874347), (25333, 821242), (50666, 410621)]