18473841

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1913}}^1$

素因数の和:1985

約数の個数: 24

約数和(自身を含む): 28365480

約数和(自身を除く): 9891639

約数列:

[1, 3, 9, 29, 37, 87, 111, 261, 333, 1073, 1913, 3219, 5739, 9657, 17217, 55477, 70781, 166431, 212343, 499293, 637029, 2052649, 6157947, 18473841]

約数ペア:

[(1, 18473841), (3, 6157947), (9, 2052649), (29, 637029), (37, 499293), (87, 212343), (111, 166431), (261, 70781), (333, 55477), (1073, 17217), (1913, 9657), (3219, 5739)]