18837474

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1109}}^1$

素因数の和:1282

約数の個数: 32

約数和(自身を含む): 39960000

約数和(自身を除く): 21122526

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 149, 298, 447, 894, 1109, 2218, 2831, 3327, 5662, 6654, 8493, 16986, 21071, 42142, 63213, 126426, 165241, 330482, 495723, 991446, 3139579, 6279158, 9418737, 18837474]

約数ペア:

[(1, 18837474), (2, 9418737), (3, 6279158), (6, 3139579), (19, 991446), (38, 495723), (57, 330482), (114, 165241), (149, 126426), (298, 63213), (447, 42142), (894, 21071), (1109, 16986), (2218, 8493), (2831, 6654), (3327, 5662)]