18820782

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{11243}}^1$

素因数の和:11285

約数の個数: 32

約数和(自身を含む): 43176960

約数和(自身を除く): 24356178

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1674, 11243, 22486, 33729, 67458, 101187, 202374, 303561, 348533, 607122, 697066, 1045599, 2091198, 3136797, 6273594, 9410391, 18820782]

約数ペア:

[(1, 18820782), (2, 9410391), (3, 6273594), (6, 3136797), (9, 2091198), (18, 1045599), (27, 697066), (31, 607122), (54, 348533), (62, 303561), (93, 202374), (186, 101187), (279, 67458), (558, 33729), (837, 22486), (1674, 11243)]