20193122

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1\times {\mathrm{439}}^1$

素因数の和:761

約数の個数: 16

約数和(自身を含む): 30782400

約数和(自身を除く): 10589278

約数列:

[1, 2, 109, 211, 218, 422, 439, 878, 22999, 45998, 47851, 92629, 95702, 185258, 10096561, 20193122]

約数ペア:

[(1, 20193122), (2, 10096561), (109, 185258), (211, 95702), (218, 92629), (422, 47851), (439, 45998), (878, 22999)]