18973475

素因数分解:

$5^2\times {\mathrm{389}}^1\times {\mathrm{1951}}^1$

素因数の和:2350

約数の個数: 12

約数和(自身を含む): 23599680

約数和(自身を除く): 4626205

約数列:

[1, 5, 25, 389, 1945, 1951, 9725, 9755, 48775, 758939, 3794695, 18973475]

約数ペア:

[(1, 18973475), (5, 3794695), (25, 758939), (389, 48775), (1945, 9755), (1951, 9725)]