20010508

素因数分解:

$2^2\times 7^1\times {\mathrm{541}}^1\times {\mathrm{1321}}^1$

素因数の和:1873

約数の個数: 24

約数和(自身を含む): 40125344

約数和(自身を除く): 20114836

約数列:

[1, 2, 4, 7, 14, 28, 541, 1082, 1321, 2164, 2642, 3787, 5284, 7574, 9247, 15148, 18494, 36988, 714661, 1429322, 2858644, 5002627, 10005254, 20010508]

約数ペア:

[(1, 20010508), (2, 10005254), (4, 5002627), (7, 2858644), (14, 1429322), (28, 714661), (541, 36988), (1082, 18494), (1321, 15148), (2164, 9247), (2642, 7574), (3787, 5284)]