20565985132016

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{4723}}^1\times {\mathrm{9384553}}^1$

素因数の和:9389313

約数の個数: 40

約数和(自身を含む): 41229348779280

約数和(自身を除く): 20663363647264

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 4723, 9446, 18892, 37784, 75568, 136967, 273934, 547868, 1095736, 2191472, 9384553, 18769106, 37538212, 75076424, 150152848, 272152037, 544304074, 1088608148, 2177216296, 4354432592, 44323243819, 88646487638, 177292975276, 354585950552, 709171901104, 1285374070751, 2570748141502, 5141496283004, 10282992566008, 20565985132016]

約数ペア:

[(1, 20565985132016), (2, 10282992566008), (4, 5141496283004), (8, 2570748141502), (16, 1285374070751), (29, 709171901104), (58, 354585950552), (116, 177292975276), (232, 88646487638), (464, 44323243819), (4723, 4354432592), (9446, 2177216296), (18892, 1088608148), (37784, 544304074), (75568, 272152037), (136967, 150152848), (273934, 75076424), (547868, 37538212), (1095736, 18769106), (2191472, 9384553)]