20198207896

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{1087}}^1\times {\mathrm{100987}}^1$

素因数の和:102103

約数の個数: 32

約数和(自身を含む): 39554979840

約数和(自身を除く): 19356771944

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 1087, 2174, 4348, 8696, 25001, 50002, 100004, 100987, 200008, 201974, 403948, 807896, 2322701, 4645402, 9290804, 18581608, 109772869, 219545738, 439091476, 878182952, 2524775987, 5049551974, 10099103948, 20198207896]

約数ペア:

[(1, 20198207896), (2, 10099103948), (4, 5049551974), (8, 2524775987), (23, 878182952), (46, 439091476), (92, 219545738), (184, 109772869), (1087, 18581608), (2174, 9290804), (4348, 4645402), (8696, 2322701), (25001, 807896), (50002, 403948), (100004, 201974), (100987, 200008)]