28420029794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1\times {\mathrm{20749}}^1$

素因数の和:21282

約数の個数: 32

約数和(自身を含む): 46363800000

約数和(自身を除く): 17943770206

約数列:

[1, 2, 13, 26, 139, 278, 379, 758, 1807, 3614, 4927, 9854, 20749, 41498, 52681, 105362, 269737, 539474, 684853, 1369706, 2884111, 5768222, 7863871, 15727742, 37493443, 74986886, 102230323, 204460646, 1093078069, 2186156138, 14210014897, 28420029794]

約数ペア:

[(1, 28420029794), (2, 14210014897), (13, 2186156138), (26, 1093078069), (139, 204460646), (278, 102230323), (379, 74986886), (758, 37493443), (1807, 15727742), (3614, 7863871), (4927, 5768222), (9854, 2884111), (20749, 1369706), (41498, 684853), (52681, 539474), (105362, 269737)]