19486654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{20599}}^1$

素因数の和:20655

約数の個数: 16

約数和(自身を含む): 32630400

約数和(自身を除く): 13143746

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 20599, 41198, 226589, 453178, 885757, 1771514, 9743327, 19486654]

約数ペア:

[(1, 19486654), (2, 9743327), (11, 1771514), (22, 885757), (43, 453178), (86, 226589), (473, 41198), (946, 20599)]