2011994901

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{195929}}^1$

素因数の和:196105

約数の個数: 24

約数和(自身を含む): 3341782080

約数和(自身を除く): 1329787179

約数列:

[1, 3, 7, 9, 21, 63, 163, 489, 1141, 1467, 3423, 10269, 195929, 587787, 1371503, 1763361, 4114509, 12343527, 31936427, 95809281, 223554989, 287427843, 670664967, 2011994901]

約数ペア:

[(1, 2011994901), (3, 670664967), (7, 287427843), (9, 223554989), (21, 95809281), (63, 31936427), (163, 12343527), (489, 4114509), (1141, 1763361), (1467, 1371503), (3423, 587787), (10269, 195929)]