20512957572

素因数分解:

$2^2\times 3^2\times {\mathrm{463}}^1\times {\mathrm{821}}^1\times {\mathrm{1499}}^1$

素因数の和:2793

約数の個数: 72

約数和(自身を含む): 52062192000

約数和(自身を除く): 31549234428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 463, 821, 926, 1389, 1499, 1642, 1852, 2463, 2778, 2998, 3284, 4167, 4497, 4926, 5556, 5996, 7389, 8334, 8994, 9852, 13491, 14778, 16668, 17988, 26982, 29556, 53964, 380123, 694037, 760246, 1140369, 1230679, 1388074, 1520492, 2082111, 2280738, 2461358, 2776148, 3421107, 3692037, 4164222, 4561476, 4922716, 6246333, 6842214, 7384074, 8328444, 11076111, 12492666, 13684428, 14768148, 22152222, 24985332, 44304444, 569804377, 1139608754, 1709413131, 2279217508, 3418826262, 5128239393, 6837652524, 10256478786, 20512957572]

約数ペア:

[(1, 20512957572), (2, 10256478786), (3, 6837652524), (4, 5128239393), (6, 3418826262), (9, 2279217508), (12, 1709413131), (18, 1139608754), (36, 569804377), (463, 44304444), (821, 24985332), (926, 22152222), (1389, 14768148), (1499, 13684428), (1642, 12492666), (1852, 11076111), (2463, 8328444), (2778, 7384074), (2998, 6842214), (3284, 6246333), (4167, 4922716), (4497, 4561476), (4926, 4164222), (5556, 3692037), (5996, 3421107), (7389, 2776148), (8334, 2461358), (8994, 2280738), (9852, 2082111), (13491, 1520492), (14778, 1388074), (16668, 1230679), (17988, 1140369), (26982, 760246), (29556, 694037), (53964, 380123)]