20189916680

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7533551}}^1$

素因数の和:7533629

約数の個数: 32

約数和(自身を含む): 46105338240

約数和(自身を除く): 25915421560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 7533551, 15067102, 30134204, 37667755, 60268408, 75335510, 150671020, 301342040, 504747917, 1009495834, 2018991668, 2523739585, 4037983336, 5047479170, 10094958340, 20189916680]

約数ペア:

[(1, 20189916680), (2, 10094958340), (4, 5047479170), (5, 4037983336), (8, 2523739585), (10, 2018991668), (20, 1009495834), (40, 504747917), (67, 301342040), (134, 150671020), (268, 75335510), (335, 60268408), (536, 37667755), (670, 30134204), (1340, 15067102), (2680, 7533551)]