20198982608

素因数分解:

$2^4\times 7^1\times {\mathrm{180348059}}^1$

素因数の和:180348074

約数の個数: 20

約数和(自身を含む): 44726318880

約数和(自身を除く): 24527336272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 180348059, 360696118, 721392236, 1262436413, 1442784472, 2524872826, 2885568944, 5049745652, 10099491304, 20198982608]

約数ペア:

[(1, 20198982608), (2, 10099491304), (4, 5049745652), (7, 2885568944), (8, 2524872826), (14, 1442784472), (16, 1262436413), (28, 721392236), (56, 360696118), (112, 180348059)]