20616752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{99119}}^1$

素因数の和:99140

約数の個数: 20

約数和(自身を含む): 43018080

約数和(自身を除く): 22401328

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 99119, 198238, 396476, 792952, 1288547, 1585904, 2577094, 5154188, 10308376, 20616752]

約数ペア:

[(1, 20616752), (2, 10308376), (4, 5154188), (8, 2577094), (13, 1585904), (16, 1288547), (26, 792952), (52, 396476), (104, 198238), (208, 99119)]