18656808

素因数分解:

$2^3\times 3^1\times {\mathrm{127}}^1\times {\mathrm{6121}}^1$

素因数の和:6257

約数の個数: 32

約数和(自身を含む): 47016960

約数和(自身を除く): 28360152

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 127, 254, 381, 508, 762, 1016, 1524, 3048, 6121, 12242, 18363, 24484, 36726, 48968, 73452, 146904, 777367, 1554734, 2332101, 3109468, 4664202, 6218936, 9328404, 18656808]

約数ペア:

[(1, 18656808), (2, 9328404), (3, 6218936), (4, 4664202), (6, 3109468), (8, 2332101), (12, 1554734), (24, 777367), (127, 146904), (254, 73452), (381, 48968), (508, 36726), (762, 24484), (1016, 18363), (1524, 12242), (3048, 6121)]