18969753

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{911}}^1$

素因数の和:1556

約数の個数: 16

約数和(自身を含む): 27666432

約数和(自身を除く): 8696679

約数列:

[1, 3, 11, 33, 631, 911, 1893, 2733, 6941, 10021, 20823, 30063, 574841, 1724523, 6323251, 18969753]

約数ペア:

[(1, 18969753), (3, 6323251), (11, 1724523), (33, 574841), (631, 30063), (911, 20823), (1893, 10021), (2733, 6941)]