18886356

素因数分解:

$2^2\times 3^2\times {\mathrm{107}}^1\times {\mathrm{4903}}^1$

素因数の和:5020

約数の個数: 36

約数和(自身を含む): 48196512

約数和(自身を除く): 29310156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 107, 214, 321, 428, 642, 963, 1284, 1926, 3852, 4903, 9806, 14709, 19612, 29418, 44127, 58836, 88254, 176508, 524621, 1049242, 1573863, 2098484, 3147726, 4721589, 6295452, 9443178, 18886356]

約数ペア:

[(1, 18886356), (2, 9443178), (3, 6295452), (4, 4721589), (6, 3147726), (9, 2098484), (12, 1573863), (18, 1049242), (36, 524621), (107, 176508), (214, 88254), (321, 58836), (428, 44127), (642, 29418), (963, 19612), (1284, 14709), (1926, 9806), (3852, 4903)]