2018944864

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{6763}}^1$

素因数の和:7283

約数の個数: 48

約数和(自身を含む): 4193138880

約数和(自身を除く): 2174194016

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 491, 608, 982, 1964, 3928, 6763, 7856, 9329, 13526, 15712, 18658, 27052, 37316, 54104, 74632, 108208, 128497, 149264, 216416, 256994, 298528, 513988, 1027976, 2055952, 3320633, 4111904, 6641266, 13282532, 26565064, 53130128, 63092027, 106260256, 126184054, 252368108, 504736216, 1009472432, 2018944864]

約数ペア:

[(1, 2018944864), (2, 1009472432), (4, 504736216), (8, 252368108), (16, 126184054), (19, 106260256), (32, 63092027), (38, 53130128), (76, 26565064), (152, 13282532), (304, 6641266), (491, 4111904), (608, 3320633), (982, 2055952), (1964, 1027976), (3928, 513988), (6763, 298528), (7856, 256994), (9329, 216416), (13526, 149264), (15712, 128497), (18658, 108208), (27052, 74632), (37316, 54104)]