20719848

素因数分解:

$2^3\times 3^1\times {\mathrm{823}}^1\times {\mathrm{1049}}^1$

素因数の和:1881

約数の個数: 32

約数和(自身を含む): 51912000

約数和(自身を除く): 31192152

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 823, 1049, 1646, 2098, 2469, 3147, 3292, 4196, 4938, 6294, 6584, 8392, 9876, 12588, 19752, 25176, 863327, 1726654, 2589981, 3453308, 5179962, 6906616, 10359924, 20719848]

約数ペア:

[(1, 20719848), (2, 10359924), (3, 6906616), (4, 5179962), (6, 3453308), (8, 2589981), (12, 1726654), (24, 863327), (823, 25176), (1049, 19752), (1646, 12588), (2098, 9876), (2469, 8392), (3147, 6584), (3292, 6294), (4196, 4938)]