19691312585

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{112951}}^1$

素因数の和:113273

約数の個数: 32

約数和(自身を含む): 28691615232

約数和(自身を除く): 9000302647

約数列:

[1, 5, 7, 17, 35, 85, 119, 293, 595, 1465, 2051, 4981, 10255, 24905, 34867, 112951, 174335, 564755, 790657, 1920167, 3953285, 9600835, 13441169, 33094643, 67205845, 165473215, 231662501, 562608931, 1158312505, 2813044655, 3938262517, 19691312585]

約数ペア:

[(1, 19691312585), (5, 3938262517), (7, 2813044655), (17, 1158312505), (35, 562608931), (85, 231662501), (119, 165473215), (293, 67205845), (595, 33094643), (1465, 13441169), (2051, 9600835), (4981, 3953285), (10255, 1920167), (24905, 790657), (34867, 564755), (112951, 174335)]