20968454

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{12037}}^1$

素因数の和:12119

約数の個数: 16

約数和(自身を含む): 34380528

約数和(自身を除く): 13412074

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 12037, 24074, 156481, 312962, 806479, 1612958, 10484227, 20968454]

約数ペア:

[(1, 20968454), (2, 10484227), (13, 1612958), (26, 806479), (67, 312962), (134, 156481), (871, 24074), (1742, 12037)]