18985835

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{4159}}^1$

素因数の和:4258

約数の個数: 16

約数和(自身を含む): 25159680

約数和(自身を除く): 6173845

約数列:

[1, 5, 11, 55, 83, 415, 913, 4159, 4565, 20795, 45749, 228745, 345197, 1725985, 3797167, 18985835]

約数ペア:

[(1, 18985835), (5, 3797167), (11, 1725985), (55, 345197), (83, 228745), (415, 45749), (913, 20795), (4159, 4565)]