18847520

素因数分解:

$2^5\times 5^1\times {\mathrm{117797}}^1$

素因数の和:117812

約数の個数: 24

約数和(自身を含む): 44527644

約数和(自身を除く): 25680124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 117797, 235594, 471188, 588985, 942376, 1177970, 1884752, 2355940, 3769504, 4711880, 9423760, 18847520]

約数ペア:

[(1, 18847520), (2, 9423760), (4, 4711880), (5, 3769504), (8, 2355940), (10, 1884752), (16, 1177970), (20, 942376), (32, 588985), (40, 471188), (80, 235594), (160, 117797)]