17902180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47111}}^1$

素因数の和:47139

約数の個数: 24

約数和(自身を含む): 39574080

約数和(自身を除く): 21671900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 47111, 94222, 188444, 235555, 471110, 895109, 942220, 1790218, 3580436, 4475545, 8951090, 17902180]

約数ペア:

[(1, 17902180), (2, 8951090), (4, 4475545), (5, 3580436), (10, 1790218), (19, 942220), (20, 895109), (38, 471110), (76, 235555), (95, 188444), (190, 94222), (380, 47111)]