20181204

素因数分解:

$2^2\times 3^3\times {\mathrm{67}}^1\times {\mathrm{2789}}^1$

素因数の和:2869

約数の個数: 48

約数和(自身を含む): 53121600

約数和(自身を除く): 32940396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 67, 108, 134, 201, 268, 402, 603, 804, 1206, 1809, 2412, 2789, 3618, 5578, 7236, 8367, 11156, 16734, 25101, 33468, 50202, 75303, 100404, 150606, 186863, 301212, 373726, 560589, 747452, 1121178, 1681767, 2242356, 3363534, 5045301, 6727068, 10090602, 20181204]

約数ペア:

[(1, 20181204), (2, 10090602), (3, 6727068), (4, 5045301), (6, 3363534), (9, 2242356), (12, 1681767), (18, 1121178), (27, 747452), (36, 560589), (54, 373726), (67, 301212), (108, 186863), (134, 150606), (201, 100404), (268, 75303), (402, 50202), (603, 33468), (804, 25101), (1206, 16734), (1809, 11156), (2412, 8367), (2789, 7236), (3618, 5578)]