20189191

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3331}}^1$

素因数の和:3390

約数の個数: 16

約数和(自身を含む): 23990400

約数和(自身を除く): 3801209

約数列:

[1, 11, 19, 29, 209, 319, 551, 3331, 6061, 36641, 63289, 96599, 696179, 1062589, 1835381, 20189191]

約数ペア:

[(1, 20189191), (11, 1835381), (19, 1062589), (29, 696179), (209, 96599), (319, 63289), (551, 36641), (3331, 6061)]