20147974063

素因数分解:

$7^1\times {\mathrm{251}}^1\times {\mathrm{659}}^1\times {\mathrm{17401}}^1$

素因数の和:18318

約数の個数: 16

約数和(自身を含む): 23154405120

約数和(自身を除く): 3006431057

約数列:

[1, 7, 251, 659, 1757, 4613, 17401, 121807, 165409, 1157863, 4367651, 11467259, 30573557, 80270813, 2878282009, 20147974063]

約数ペア:

[(1, 20147974063), (7, 2878282009), (251, 80270813), (659, 30573557), (1757, 11467259), (4613, 4367651), (17401, 1157863), (121807, 165409)]