17966243660

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{83231}}^1$

素因数の和:83534

約数の個数: 48

約数和(自身を含む): 38760809472

約数和(自身を除く): 20794565812

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 251, 430, 502, 860, 1004, 1255, 2510, 5020, 10793, 21586, 43172, 53965, 83231, 107930, 166462, 215860, 332924, 416155, 832310, 1664620, 3578933, 7157866, 14315732, 17894665, 20890981, 35789330, 41781962, 71578660, 83563924, 104454905, 208909810, 417819620, 898312183, 1796624366, 3593248732, 4491560915, 8983121830, 17966243660]

約数ペア:

[(1, 17966243660), (2, 8983121830), (4, 4491560915), (5, 3593248732), (10, 1796624366), (20, 898312183), (43, 417819620), (86, 208909810), (172, 104454905), (215, 83563924), (251, 71578660), (430, 41781962), (502, 35789330), (860, 20890981), (1004, 17894665), (1255, 14315732), (2510, 7157866), (5020, 3578933), (10793, 1664620), (21586, 832310), (43172, 416155), (53965, 332924), (83231, 215860), (107930, 166462)]