18455544

素因数分解:

$2^3\times 3^2\times {\mathrm{137}}^1\times {\mathrm{1871}}^1$

素因数の和:2020

約数の個数: 48

約数和(自身を含む): 50375520

約数和(自身を除く): 31919976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 137, 274, 411, 548, 822, 1096, 1233, 1644, 1871, 2466, 3288, 3742, 4932, 5613, 7484, 9864, 11226, 14968, 16839, 22452, 33678, 44904, 67356, 134712, 256327, 512654, 768981, 1025308, 1537962, 2050616, 2306943, 3075924, 4613886, 6151848, 9227772, 18455544]

約数ペア:

[(1, 18455544), (2, 9227772), (3, 6151848), (4, 4613886), (6, 3075924), (8, 2306943), (9, 2050616), (12, 1537962), (18, 1025308), (24, 768981), (36, 512654), (72, 256327), (137, 134712), (274, 67356), (411, 44904), (548, 33678), (822, 22452), (1096, 16839), (1233, 14968), (1644, 11226), (1871, 9864), (2466, 7484), (3288, 5613), (3742, 4932)]