20077779943

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{75269}}^1$

素因数の和:75387

約数の個数: 24

約数和(自身を含む): 23292753120

約数和(自身を除く): 3214973177

約数列:

[1, 13, 17, 71, 221, 289, 923, 1207, 3757, 15691, 20519, 75269, 266747, 978497, 1279573, 5344099, 16634449, 21752741, 69473287, 90849683, 282785633, 1181045879, 1544444611, 20077779943]

約数ペア:

[(1, 20077779943), (13, 1544444611), (17, 1181045879), (71, 282785633), (221, 90849683), (289, 69473287), (923, 21752741), (1207, 16634449), (3757, 5344099), (15691, 1279573), (20519, 978497), (75269, 266747)]