2018181924

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{7877}}^1$

素因数の和:8545

約数の個数: 72

約数和(自身を含む): 5574598848

約数和(自身を除く): 3556416924

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 647, 1294, 1941, 2588, 3882, 5823, 7117, 7764, 7877, 11646, 14234, 15754, 21351, 23292, 23631, 28468, 31508, 42702, 47262, 64053, 70893, 85404, 86647, 94524, 128106, 141786, 173294, 256212, 259941, 283572, 346588, 519882, 779823, 1039764, 1559646, 3119292, 5096419, 10192838, 15289257, 20385676, 30578514, 45867771, 56060609, 61157028, 91735542, 112121218, 168181827, 183471084, 224242436, 336363654, 504545481, 672727308, 1009090962, 2018181924]

約数ペア:

[(1, 2018181924), (2, 1009090962), (3, 672727308), (4, 504545481), (6, 336363654), (9, 224242436), (11, 183471084), (12, 168181827), (18, 112121218), (22, 91735542), (33, 61157028), (36, 56060609), (44, 45867771), (66, 30578514), (99, 20385676), (132, 15289257), (198, 10192838), (396, 5096419), (647, 3119292), (1294, 1559646), (1941, 1039764), (2588, 779823), (3882, 519882), (5823, 346588), (7117, 283572), (7764, 259941), (7877, 256212), (11646, 173294), (14234, 141786), (15754, 128106), (21351, 94524), (23292, 86647), (23631, 85404), (28468, 70893), (31508, 64053), (42702, 47262)]