18949761

素因数分解:

$3^3\times {\mathrm{113}}^1\times {\mathrm{6211}}^1$

素因数の和:6333

約数の個数: 16

約数和(自身を含む): 28326720

約数和(自身を除く): 9376959

約数列:

[1, 3, 9, 27, 113, 339, 1017, 3051, 6211, 18633, 55899, 167697, 701843, 2105529, 6316587, 18949761]

約数ペア:

[(1, 18949761), (3, 6316587), (9, 2105529), (27, 701843), (113, 167697), (339, 55899), (1017, 18633), (3051, 6211)]