20541626

素因数分解:

$2^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{3659}}^1$

素因数の和:4069

約数の個数: 16

約数和(自身を含む): 35311680

約数和(自身を除く): 14770054

約数列:

[1, 2, 7, 14, 401, 802, 2807, 3659, 5614, 7318, 25613, 51226, 1467259, 2934518, 10270813, 20541626]

約数ペア:

[(1, 20541626), (2, 10270813), (7, 2934518), (14, 1467259), (401, 51226), (802, 25613), (2807, 7318), (3659, 5614)]