22138490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{643}}^1$

素因数の和:974

約数の個数: 32

約数和(自身を含む): 43678656

約数和(自身を除く): 21540166

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 313, 626, 643, 1286, 1565, 3130, 3215, 3443, 6430, 6886, 7073, 14146, 17215, 34430, 35365, 70730, 201259, 402518, 1006295, 2012590, 2213849, 4427698, 11069245, 22138490]

約数ペア:

[(1, 22138490), (2, 11069245), (5, 4427698), (10, 2213849), (11, 2012590), (22, 1006295), (55, 402518), (110, 201259), (313, 70730), (626, 35365), (643, 34430), (1286, 17215), (1565, 14146), (3130, 7073), (3215, 6886), (3443, 6430)]