2008996578

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{13381}}^1$

素因数の和:13847

約数の個数: 48

約数和(自身を含む): 4592702400

約数和(自身を除く): 2583705822

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 439, 878, 1317, 2634, 3951, 7902, 8341, 13381, 16682, 25023, 26762, 40143, 50046, 75069, 80286, 120429, 150138, 240858, 254239, 508478, 762717, 1525434, 2288151, 4576302, 5874259, 11748518, 17622777, 35245554, 52868331, 105736662, 111610921, 223221842, 334832763, 669665526, 1004498289, 2008996578]

約数ペア:

[(1, 2008996578), (2, 1004498289), (3, 669665526), (6, 334832763), (9, 223221842), (18, 111610921), (19, 105736662), (38, 52868331), (57, 35245554), (114, 17622777), (171, 11748518), (342, 5874259), (439, 4576302), (878, 2288151), (1317, 1525434), (2634, 762717), (3951, 508478), (7902, 254239), (8341, 240858), (13381, 150138), (16682, 120429), (25023, 80286), (26762, 75069), (40143, 50046)]