19938522

素因数分解:

$2^1\times 3^1\times {\mathrm{401}}^1\times {\mathrm{8287}}^1$

素因数の和:8693

約数の個数: 16

約数和(自身を含む): 39981312

約数和(自身を除く): 20042790

約数列:

[1, 2, 3, 6, 401, 802, 1203, 2406, 8287, 16574, 24861, 49722, 3323087, 6646174, 9969261, 19938522]

約数ペア:

[(1, 19938522), (2, 9969261), (3, 6646174), (6, 3323087), (401, 49722), (802, 24861), (1203, 16574), (2406, 8287)]