20122982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{2281}}^1$

素因数の和:2695

約数の個数: 16

約数和(自身を含む): 33025104

約数和(自身を除く): 12902122

約数列:

[1, 2, 11, 22, 401, 802, 2281, 4411, 4562, 8822, 25091, 50182, 914681, 1829362, 10061491, 20122982]

約数ペア:

[(1, 20122982), (2, 10061491), (11, 1829362), (22, 914681), (401, 50182), (802, 25091), (2281, 8822), (4411, 4562)]