19090366

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4723}}^1$

素因数の和:4815

約数の個数: 16

約数和(自身を含む): 29931264

約数和(自身を除く): 10840898

約数列:

[1, 2, 43, 47, 86, 94, 2021, 4042, 4723, 9446, 203089, 221981, 406178, 443962, 9545183, 19090366]

約数ペア:

[(1, 19090366), (2, 9545183), (43, 443962), (47, 406178), (86, 221981), (94, 203089), (2021, 9446), (4042, 4723)]