20556136818

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1193}}^1\times {\mathrm{136751}}^1$

素因数の和:137959

約数の個数: 48

約数和(自身を含む): 50943949056

約数和(自身を除く): 30387812238

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1193, 2386, 3579, 7158, 8351, 10737, 16702, 21474, 25053, 50106, 75159, 136751, 150318, 273502, 410253, 820506, 957257, 1230759, 1914514, 2461518, 2871771, 5743542, 8615313, 17230626, 163143943, 326287886, 489431829, 978863658, 1142007601, 1468295487, 2284015202, 2936590974, 3426022803, 6852045606, 10278068409, 20556136818]

約数ペア:

[(1, 20556136818), (2, 10278068409), (3, 6852045606), (6, 3426022803), (7, 2936590974), (9, 2284015202), (14, 1468295487), (18, 1142007601), (21, 978863658), (42, 489431829), (63, 326287886), (126, 163143943), (1193, 17230626), (2386, 8615313), (3579, 5743542), (7158, 2871771), (8351, 2461518), (10737, 1914514), (16702, 1230759), (21474, 957257), (25053, 820506), (50106, 410253), (75159, 273502), (136751, 150318)]