20011448

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{547}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 39949200

約数和(自身を除く): 19937752

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 269, 538, 547, 1076, 1094, 2152, 2188, 4376, 4573, 9146, 9299, 18292, 18598, 36584, 37196, 74392, 147143, 294286, 588572, 1177144, 2501431, 5002862, 10005724, 20011448]

約数ペア:

[(1, 20011448), (2, 10005724), (4, 5002862), (8, 2501431), (17, 1177144), (34, 588572), (68, 294286), (136, 147143), (269, 74392), (538, 37196), (547, 36584), (1076, 18598), (1094, 18292), (2152, 9299), (2188, 9146), (4376, 4573)]