201992572

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1979}}^1$

素因数の和:2098

約数の個数: 48

約数和(自身を含む): 399168000

約数和(自身を除く): 197175428

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 79, 158, 316, 323, 646, 1292, 1343, 1501, 1979, 2686, 3002, 3958, 5372, 6004, 7916, 25517, 33643, 37601, 51034, 67286, 75202, 102068, 134572, 150404, 156341, 312682, 625364, 639217, 1278434, 2556868, 2657797, 2970479, 5315594, 5940958, 10631188, 11881916, 50498143, 100996286, 201992572]

約数ペア:

[(1, 201992572), (2, 100996286), (4, 50498143), (17, 11881916), (19, 10631188), (34, 5940958), (38, 5315594), (68, 2970479), (76, 2657797), (79, 2556868), (158, 1278434), (316, 639217), (323, 625364), (646, 312682), (1292, 156341), (1343, 150404), (1501, 134572), (1979, 102068), (2686, 75202), (3002, 67286), (3958, 51034), (5372, 37601), (6004, 33643), (7916, 25517)]