20154558

素因数分解:

$2^1\times 3^1\times {\mathrm{83}}^1\times {\mathrm{40471}}^1$

素因数の和:40559

約数の個数: 16

約数和(自身を含む): 40795776

約数和(自身を除く): 20641218

約数列:

[1, 2, 3, 6, 83, 166, 249, 498, 40471, 80942, 121413, 242826, 3359093, 6718186, 10077279, 20154558]

約数ペア:

[(1, 20154558), (2, 10077279), (3, 6718186), (6, 3359093), (83, 242826), (166, 121413), (249, 80942), (498, 40471)]