18345260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2099}}^1$

素因数の和:2150

約数の個数: 48

約数和(自身を含む): 42336000

約数和(自身を除く): 23990740

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2099, 2185, 4198, 4370, 8396, 8740, 10495, 20990, 39881, 41980, 48277, 79762, 96554, 159524, 193108, 199405, 241385, 398810, 482770, 797620, 917263, 965540, 1834526, 3669052, 4586315, 9172630, 18345260]

約数ペア:

[(1, 18345260), (2, 9172630), (4, 4586315), (5, 3669052), (10, 1834526), (19, 965540), (20, 917263), (23, 797620), (38, 482770), (46, 398810), (76, 241385), (92, 199405), (95, 193108), (115, 159524), (190, 96554), (230, 79762), (380, 48277), (437, 41980), (460, 39881), (874, 20990), (1748, 10495), (2099, 8740), (2185, 8396), (4198, 4370)]