20833630

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 39398400

約数和(自身を除く): 18564770

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 239, 379, 478, 758, 1195, 1895, 2390, 3790, 5497, 8717, 10994, 17434, 27485, 43585, 54970, 87170, 90581, 181162, 452905, 905810, 2083363, 4166726, 10416815, 20833630]

約数ペア:

[(1, 20833630), (2, 10416815), (5, 4166726), (10, 2083363), (23, 905810), (46, 452905), (115, 181162), (230, 90581), (239, 87170), (379, 54970), (478, 43585), (758, 27485), (1195, 17434), (1895, 10994), (2390, 8717), (3790, 5497)]