20189997352

素因数分解:

$2^3\times 7^1\times {\mathrm{22093}}^1\times {\mathrm{16319}}^1$

素因数の和:38425

約数の個数: 32

約数和(自身を含む): 43268889600

約数和(自身を除く): 23078892248

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 16319, 22093, 32638, 44186, 65276, 88372, 114233, 130552, 154651, 176744, 228466, 309302, 456932, 618604, 913864, 1237208, 360535667, 721071334, 1442142668, 2523749669, 2884285336, 5047499338, 10094998676, 20189997352]

約数ペア:

[(1, 20189997352), (2, 10094998676), (4, 5047499338), (7, 2884285336), (8, 2523749669), (14, 1442142668), (28, 721071334), (56, 360535667), (16319, 1237208), (22093, 913864), (32638, 618604), (44186, 456932), (65276, 309302), (88372, 228466), (114233, 176744), (130552, 154651)]