20123732110

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1\times {\mathrm{74167}}^1$

素因数の和:74848

約数の個数: 32

約数和(自身を含む): 37124347392

約数和(自身を除く): 17000615282

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 631, 1262, 3155, 6310, 27133, 54266, 74167, 135665, 148334, 271330, 370835, 741670, 3189181, 6378362, 15945905, 31891810, 46799377, 93598754, 233996885, 467993770, 2012373211, 4024746422, 10061866055, 20123732110]

約数ペア:

[(1, 20123732110), (2, 10061866055), (5, 4024746422), (10, 2012373211), (43, 467993770), (86, 233996885), (215, 93598754), (430, 46799377), (631, 31891810), (1262, 15945905), (3155, 6378362), (6310, 3189181), (27133, 741670), (54266, 370835), (74167, 271330), (135665, 148334)]