220320466

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{197}}^1\times {\mathrm{1549}}^1$

素因数の和:1786

約数の個数: 24

約数和(自身を含む): 350786700

約数和(自身を除く): 130466234

約数列:

[1, 2, 19, 38, 197, 361, 394, 722, 1549, 3098, 3743, 7486, 29431, 58862, 71117, 142234, 305153, 559189, 610306, 1118378, 5797907, 11595814, 110160233, 220320466]

約数ペア:

[(1, 220320466), (2, 110160233), (19, 11595814), (38, 5797907), (197, 1118378), (361, 610306), (394, 559189), (722, 305153), (1549, 142234), (3098, 71117), (3743, 58862), (7486, 29431)]