2080493584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{22277}}^1$

素因数の和:22747

約数の個数: 40

約数和(自身を含む): 4350893400

約数和(自身を除く): 2270399816

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 449, 898, 1796, 3592, 5837, 7184, 11674, 22277, 23348, 44554, 46696, 89108, 93392, 178216, 289601, 356432, 579202, 1158404, 2316808, 4633616, 10002373, 20004746, 40009492, 80018984, 130030849, 160037968, 260061698, 520123396, 1040246792, 2080493584]

約数ペア:

[(1, 2080493584), (2, 1040246792), (4, 520123396), (8, 260061698), (13, 160037968), (16, 130030849), (26, 80018984), (52, 40009492), (104, 20004746), (208, 10002373), (449, 4633616), (898, 2316808), (1796, 1158404), (3592, 579202), (5837, 356432), (7184, 289601), (11674, 178216), (22277, 93392), (23348, 89108), (44554, 46696)]