20165008

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{9067}}^1$

素因数の和:9214

約数の個数: 20

約数和(自身を含む): 39355120

約数和(自身を除く): 19190112

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 9067, 18134, 36268, 72536, 145072, 1260313, 2520626, 5041252, 10082504, 20165008]

約数ペア:

[(1, 20165008), (2, 10082504), (4, 5041252), (8, 2520626), (16, 1260313), (139, 145072), (278, 72536), (556, 36268), (1112, 18134), (2224, 9067)]