19923759

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{12097}}^1$

素因数の和:12167

約数の個数: 16

約数和(自身を含む): 30003040

約数和(自身を除く): 10079281

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 12097, 36291, 108873, 326619, 737917, 2213751, 6641253, 19923759]

約数ペア:

[(1, 19923759), (3, 6641253), (9, 2213751), (27, 737917), (61, 326619), (183, 108873), (549, 36291), (1647, 12097)]