19990054467

素因数分解:

$3^2\times {\mathrm{29}}^2\times {\mathrm{53}}^1\times {\mathrm{49831}}^1$

素因数の和:49948

約数の個数: 36

約数和(自身を含む): 30469377744

約数和(自身を除く): 10479323277

約数列:

[1, 3, 9, 29, 53, 87, 159, 261, 477, 841, 1537, 2523, 4611, 7569, 13833, 44573, 49831, 133719, 149493, 401157, 448479, 1445099, 2641043, 4335297, 7923129, 13005891, 23769387, 41907871, 76590247, 125723613, 229770741, 377170839, 689312223, 2221117163, 6663351489, 19990054467]

約数ペア:

[(1, 19990054467), (3, 6663351489), (9, 2221117163), (29, 689312223), (53, 377170839), (87, 229770741), (159, 125723613), (261, 76590247), (477, 41907871), (841, 23769387), (1537, 13005891), (2523, 7923129), (4611, 4335297), (7569, 2641043), (13833, 1445099), (44573, 448479), (49831, 401157), (133719, 149493)]