18835985

素因数分解:

$5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1753}}^1$

素因数の和:2072

約数の個数: 16

約数和(自身を含む): 25931136

約数和(自身を除く): 7095151

約数列:

[1, 5, 7, 35, 307, 1535, 1753, 2149, 8765, 10745, 12271, 61355, 538171, 2690855, 3767197, 18835985]

約数ペア:

[(1, 18835985), (5, 3767197), (7, 2690855), (35, 538171), (307, 61355), (1535, 12271), (1753, 10745), (2149, 8765)]