20958270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{10427}}^1$

素因数の和:10504

約数の個数: 32

約数和(自身を含む): 51055488

約数和(自身を除く): 30097218

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 2010, 10427, 20854, 31281, 52135, 62562, 104270, 156405, 312810, 698609, 1397218, 2095827, 3493045, 4191654, 6986090, 10479135, 20958270]

約数ペア:

[(1, 20958270), (2, 10479135), (3, 6986090), (5, 4191654), (6, 3493045), (10, 2095827), (15, 1397218), (30, 698609), (67, 312810), (134, 156405), (201, 104270), (335, 62562), (402, 52135), (670, 31281), (1005, 20854), (2010, 10427)]