638961056

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{487013}}^1$

素因数の和:487064

約数の個数: 24

約数和(自身を含む): 1288639044

約数和(自身を除く): 649677988

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 487013, 974026, 1948052, 3896104, 7792208, 15584416, 19967533, 39935066, 79870132, 159740264, 319480528, 638961056]

約数ペア:

[(1, 638961056), (2, 319480528), (4, 159740264), (8, 79870132), (16, 39935066), (32, 19967533), (41, 15584416), (82, 7792208), (164, 3896104), (328, 1948052), (656, 974026), (1312, 487013)]