18287732015

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{42853}}^1$

素因数の和:43091

約数の個数: 32

約数和(自身を含む): 25547840640

約数和(自身を除く): 7260108625

約数列:

[1, 5, 7, 35, 89, 137, 445, 623, 685, 959, 3115, 4795, 12193, 42853, 60965, 85351, 214265, 299971, 426755, 1499855, 3813917, 5870861, 19069585, 26697419, 29354305, 41096027, 133487095, 205480135, 522506629, 2612533145, 3657546403, 18287732015]

約数ペア:

[(1, 18287732015), (5, 3657546403), (7, 2612533145), (35, 522506629), (89, 205480135), (137, 133487095), (445, 41096027), (623, 29354305), (685, 26697419), (959, 19069585), (3115, 5870861), (4795, 3813917), (12193, 1499855), (42853, 426755), (60965, 299971), (85351, 214265)]