20618172

素因数分解:

$2^2\times 3^3\times {\mathrm{190909}}^1$

素因数の和:190922

約数の個数: 24

約数和(自身を含む): 53454800

約数和(自身を除く): 32836628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 190909, 381818, 572727, 763636, 1145454, 1718181, 2290908, 3436362, 5154543, 6872724, 10309086, 20618172]

約数ペア:

[(1, 20618172), (2, 10309086), (3, 6872724), (4, 5154543), (6, 3436362), (9, 2290908), (12, 1718181), (18, 1145454), (27, 763636), (36, 572727), (54, 381818), (108, 190909)]