20399748

素因数分解:

$2^2\times 3^1\times {\mathrm{349}}^1\times {\mathrm{4871}}^1$

素因数の和:5227

約数の個数: 24

約数和(自身を含む): 47745600

約数和(自身を除く): 27345852

約数列:

[1, 2, 3, 4, 6, 12, 349, 698, 1047, 1396, 2094, 4188, 4871, 9742, 14613, 19484, 29226, 58452, 1699979, 3399958, 5099937, 6799916, 10199874, 20399748]

約数ペア:

[(1, 20399748), (2, 10199874), (3, 6799916), (4, 5099937), (6, 3399958), (12, 1699979), (349, 58452), (698, 29226), (1047, 19484), (1396, 14613), (2094, 9742), (4188, 4871)]