20608722

素因数分解:

$2^1\times 3^3\times {\mathrm{331}}^1\times {\mathrm{1153}}^1$

素因数の和:1495

約数の個数: 32

約数和(自身を含む): 45975360

約数和(自身を除く): 25366638

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 331, 662, 993, 1153, 1986, 2306, 2979, 3459, 5958, 6918, 8937, 10377, 17874, 20754, 31131, 62262, 381643, 763286, 1144929, 2289858, 3434787, 6869574, 10304361, 20608722]

約数ペア:

[(1, 20608722), (2, 10304361), (3, 6869574), (6, 3434787), (9, 2289858), (18, 1144929), (27, 763286), (54, 381643), (331, 62262), (662, 31131), (993, 20754), (1153, 17874), (1986, 10377), (2306, 8937), (2979, 6918), (3459, 5958)]