19690626

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{20903}}^1$

素因数の和:21065

約数の個数: 16

約数和(自身を含む): 39633984

約数和(自身を除く): 19943358

約数列:

[1, 2, 3, 6, 157, 314, 471, 942, 20903, 41806, 62709, 125418, 3281771, 6563542, 9845313, 19690626]

約数ペア:

[(1, 19690626), (2, 9845313), (3, 6563542), (6, 3281771), (157, 125418), (314, 62709), (471, 41806), (942, 20903)]