20123691804

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{7075841}}^1$

素因数の和:7075930

約数の個数: 36

約数和(自身を含む): 51512129760

約数和(自身を除く): 31388437956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 158, 237, 316, 474, 711, 948, 1422, 2844, 7075841, 14151682, 21227523, 28303364, 42455046, 63682569, 84910092, 127365138, 254730276, 558991439, 1117982878, 1676974317, 2235965756, 3353948634, 5030922951, 6707897268, 10061845902, 20123691804]

約数ペア:

[(1, 20123691804), (2, 10061845902), (3, 6707897268), (4, 5030922951), (6, 3353948634), (9, 2235965756), (12, 1676974317), (18, 1117982878), (36, 558991439), (79, 254730276), (158, 127365138), (237, 84910092), (316, 63682569), (474, 42455046), (711, 28303364), (948, 21227523), (1422, 14151682), (2844, 7075841)]