18242756

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21017}}^1$

素因数の和:21059

約数の個数: 24

約数和(自身を含む): 37664256

約数和(自身を除く): 19421500

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 21017, 42034, 84068, 147119, 294238, 588476, 651527, 1303054, 2606108, 4560689, 9121378, 18242756]

約数ペア:

[(1, 18242756), (2, 9121378), (4, 4560689), (7, 2606108), (14, 1303054), (28, 651527), (31, 588476), (62, 294238), (124, 147119), (217, 84068), (434, 42034), (868, 21017)]