18736818

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{367}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 38436864

約数和(自身を除く): 19700046

約数列:

[1, 2, 3, 6, 67, 127, 134, 201, 254, 367, 381, 402, 734, 762, 1101, 2202, 8509, 17018, 24589, 25527, 46609, 49178, 51054, 73767, 93218, 139827, 147534, 279654, 3122803, 6245606, 9368409, 18736818]

約数ペア:

[(1, 18736818), (2, 9368409), (3, 6245606), (6, 3122803), (67, 279654), (127, 147534), (134, 139827), (201, 93218), (254, 73767), (367, 51054), (381, 49178), (402, 46609), (734, 25527), (762, 24589), (1101, 17018), (2202, 8509)]