19984646

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{29303}}^1$

素因数の和:29347

約数の個数: 16

約数和(自身を含む): 33758208

約数和(自身を除く): 13773562

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 29303, 58606, 322333, 644666, 908393, 1816786, 9992323, 19984646]

約数ペア:

[(1, 19984646), (2, 9992323), (11, 1816786), (22, 908393), (31, 644666), (62, 322333), (341, 58606), (682, 29303)]