20494056

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{521}}^1$

素因数の和:690

約数の個数: 64

約数和(自身を含む): 56376000

約数和(自身を除く): 35881944

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 149, 264, 298, 447, 521, 596, 894, 1042, 1192, 1563, 1639, 1788, 2084, 3126, 3278, 3576, 4168, 4917, 5731, 6252, 6556, 9834, 11462, 12504, 13112, 17193, 19668, 22924, 34386, 39336, 45848, 68772, 77629, 137544, 155258, 232887, 310516, 465774, 621032, 853919, 931548, 1707838, 1863096, 2561757, 3415676, 5123514, 6831352, 10247028, 20494056]

約数ペア:

[(1, 20494056), (2, 10247028), (3, 6831352), (4, 5123514), (6, 3415676), (8, 2561757), (11, 1863096), (12, 1707838), (22, 931548), (24, 853919), (33, 621032), (44, 465774), (66, 310516), (88, 232887), (132, 155258), (149, 137544), (264, 77629), (298, 68772), (447, 45848), (521, 39336), (596, 34386), (894, 22924), (1042, 19668), (1192, 17193), (1563, 13112), (1639, 12504), (1788, 11462), (2084, 9834), (3126, 6556), (3278, 6252), (3576, 5731), (4168, 4917)]