20216397816

素因数分解:

$2^3\times 3^2\times {\mathrm{1873}}^1\times {\mathrm{149911}}^1$

素因数の和:151796

約数の個数: 48

約数和(自身を含む): 54782342160

約数和(自身を除く): 34565944344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1873, 3746, 5619, 7492, 11238, 14984, 16857, 22476, 33714, 44952, 67428, 134856, 149911, 299822, 449733, 599644, 899466, 1199288, 1349199, 1798932, 2698398, 3597864, 5396796, 10793592, 280783303, 561566606, 842349909, 1123133212, 1684699818, 2246266424, 2527049727, 3369399636, 5054099454, 6738799272, 10108198908, 20216397816]

約数ペア:

[(1, 20216397816), (2, 10108198908), (3, 6738799272), (4, 5054099454), (6, 3369399636), (8, 2527049727), (9, 2246266424), (12, 1684699818), (18, 1123133212), (24, 842349909), (36, 561566606), (72, 280783303), (1873, 10793592), (3746, 5396796), (5619, 3597864), (7492, 2698398), (11238, 1798932), (14984, 1349199), (16857, 1199288), (22476, 899466), (33714, 599644), (44952, 449733), (67428, 299822), (134856, 149911)]