20038238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 34145280

約数和(自身を除く): 14107042

約数列:

[1, 2, 11, 22, 37, 74, 103, 206, 239, 407, 478, 814, 1133, 2266, 2629, 3811, 5258, 7622, 8843, 17686, 24617, 41921, 49234, 83842, 97273, 194546, 270787, 541574, 910829, 1821658, 10019119, 20038238]

約数ペア:

[(1, 20038238), (2, 10019119), (11, 1821658), (22, 910829), (37, 541574), (74, 270787), (103, 194546), (206, 97273), (239, 83842), (407, 49234), (478, 41921), (814, 24617), (1133, 17686), (2266, 8843), (2629, 7622), (3811, 5258)]