20594772

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 57369312

約数和(自身を除く): 36774540

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 131, 132, 198, 262, 393, 396, 397, 524, 786, 794, 1179, 1191, 1441, 1572, 1588, 2358, 2382, 2882, 3573, 4323, 4367, 4716, 4764, 5764, 7146, 8646, 8734, 12969, 13101, 14292, 17292, 17468, 25938, 26202, 39303, 51876, 52007, 52404, 78606, 104014, 156021, 157212, 208028, 312042, 468063, 572077, 624084, 936126, 1144154, 1716231, 1872252, 2288308, 3432462, 5148693, 6864924, 10297386, 20594772]

約数ペア:

[(1, 20594772), (2, 10297386), (3, 6864924), (4, 5148693), (6, 3432462), (9, 2288308), (11, 1872252), (12, 1716231), (18, 1144154), (22, 936126), (33, 624084), (36, 572077), (44, 468063), (66, 312042), (99, 208028), (131, 157212), (132, 156021), (198, 104014), (262, 78606), (393, 52404), (396, 52007), (397, 51876), (524, 39303), (786, 26202), (794, 25938), (1179, 17468), (1191, 17292), (1441, 14292), (1572, 13101), (1588, 12969), (2358, 8734), (2382, 8646), (2882, 7146), (3573, 5764), (4323, 4764), (4367, 4716)]