20750404

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1549}}^1$

素因数の和:1767

約数の個数: 24

約数和(自身を含む): 38669400

約数和(自身を除く): 17918996

約数列:

[1, 2, 4, 17, 34, 68, 197, 394, 788, 1549, 3098, 3349, 6196, 6698, 13396, 26333, 52666, 105332, 305153, 610306, 1220612, 5187601, 10375202, 20750404]

約数ペア:

[(1, 20750404), (2, 10375202), (4, 5187601), (17, 1220612), (34, 610306), (68, 305153), (197, 105332), (394, 52666), (788, 26333), (1549, 13396), (3098, 6698), (3349, 6196)]