19038753

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{5147}}^1$

素因数の和:5293

約数の個数: 16

約数和(自身を含む): 28416960

約数和(自身を除く): 9378207

約数列:

[1, 3, 9, 27, 137, 411, 1233, 3699, 5147, 15441, 46323, 138969, 705139, 2115417, 6346251, 19038753]

約数ペア:

[(1, 19038753), (3, 6346251), (9, 2115417), (27, 705139), (137, 138969), (411, 46323), (1233, 15441), (3699, 5147)]