20161915156

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{5171}}^1\times {\mathrm{13729}}^1$

素因数の和:18975

約数の個数: 24

約数和(自身を含む): 35789826240

約数和(自身を除く): 15627911084

約数列:

[1, 2, 4, 71, 142, 284, 5171, 10342, 13729, 20684, 27458, 54916, 367141, 734282, 974759, 1468564, 1949518, 3899036, 70992659, 141985318, 283970636, 5040478789, 10080957578, 20161915156]

約数ペア:

[(1, 20161915156), (2, 10080957578), (4, 5040478789), (71, 283970636), (142, 141985318), (284, 70992659), (5171, 3899036), (10342, 1949518), (13729, 1468564), (20684, 974759), (27458, 734282), (54916, 367141)]