2018011648

素因数分解:

$2^9\times {\mathrm{401}}^1\times {\mathrm{9829}}^1$

素因数の和:10248

約数の個数: 40

約数和(自身を含む): 4042548180

約数和(自身を除く): 2024536532

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 401, 512, 802, 1604, 3208, 6416, 9829, 12832, 19658, 25664, 39316, 51328, 78632, 102656, 157264, 205312, 314528, 629056, 1258112, 2516224, 3941429, 5032448, 7882858, 15765716, 31531432, 63062864, 126125728, 252251456, 504502912, 1009005824, 2018011648]

約数ペア:

[(1, 2018011648), (2, 1009005824), (4, 504502912), (8, 252251456), (16, 126125728), (32, 63062864), (64, 31531432), (128, 15765716), (256, 7882858), (401, 5032448), (512, 3941429), (802, 2516224), (1604, 1258112), (3208, 629056), (6416, 314528), (9829, 205312), (12832, 157264), (19658, 102656), (25664, 78632), (39316, 51328)]