2089278

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:217

約数の個数: 48

約数和(自身を含む): 4914000

約数和(自身を除く): 2824722

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 41, 57, 82, 114, 123, 149, 171, 246, 298, 342, 369, 447, 738, 779, 894, 1341, 1558, 2337, 2682, 2831, 4674, 5662, 6109, 7011, 8493, 12218, 14022, 16986, 18327, 25479, 36654, 50958, 54981, 109962, 116071, 232142, 348213, 696426, 1044639, 2089278]

約数ペア:

[(1, 2089278), (2, 1044639), (3, 696426), (6, 348213), (9, 232142), (18, 116071), (19, 109962), (38, 54981), (41, 50958), (57, 36654), (82, 25479), (114, 18327), (123, 16986), (149, 14022), (171, 12218), (246, 8493), (298, 7011), (342, 6109), (369, 5662), (447, 4674), (738, 2831), (779, 2682), (894, 2337), (1341, 1558)]