19404086361

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{156259}}^1$

素因数の和:156397

約数の個数: 32

約数和(自身を含む): 29161866240

約数和(自身を除く): 9757779879

約数列:

[1, 3, 11, 33, 53, 71, 159, 213, 583, 781, 1749, 2343, 3763, 11289, 41393, 124179, 156259, 468777, 1718849, 5156547, 8281727, 11094389, 24845181, 33283167, 91098997, 122038279, 273296991, 366114837, 588002617, 1764007851, 6468028787, 19404086361]

約数ペア:

[(1, 19404086361), (3, 6468028787), (11, 1764007851), (33, 588002617), (53, 366114837), (71, 273296991), (159, 122038279), (213, 91098997), (583, 33283167), (781, 24845181), (1749, 11094389), (2343, 8281727), (3763, 5156547), (11289, 1718849), (41393, 468777), (124179, 156259)]