19260279

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:451

約数の個数: 24

約数和(自身を含む): 28554240

約数和(自身を除く): 9293961

約数列:

[1, 3, 9, 79, 103, 237, 263, 309, 711, 789, 927, 2367, 8137, 20777, 24411, 27089, 62331, 73233, 81267, 186993, 243801, 2140031, 6420093, 19260279]

約数ペア:

[(1, 19260279), (3, 6420093), (9, 2140031), (79, 243801), (103, 186993), (237, 81267), (263, 73233), (309, 62331), (711, 27089), (789, 24411), (927, 20777), (2367, 8137)]