17962460

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 39118464

約数和(自身を除く): 21156004

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 97, 188, 194, 197, 235, 388, 394, 470, 485, 788, 940, 970, 985, 1940, 1970, 3940, 4559, 9118, 9259, 18236, 18518, 19109, 22795, 37036, 38218, 45590, 46295, 76436, 91180, 92590, 95545, 185180, 191090, 382180, 898123, 1796246, 3592492, 4490615, 8981230, 17962460]

約数ペア:

[(1, 17962460), (2, 8981230), (4, 4490615), (5, 3592492), (10, 1796246), (20, 898123), (47, 382180), (94, 191090), (97, 185180), (188, 95545), (194, 92590), (197, 91180), (235, 76436), (388, 46295), (394, 45590), (470, 38218), (485, 37036), (788, 22795), (940, 19109), (970, 18518), (985, 18236), (1940, 9259), (1970, 9118), (3940, 4559)]