18870402

素因数分解:

$2^1\times 3^1\times {\mathrm{647}}^1\times {\mathrm{4861}}^1$

素因数の和:5513

約数の個数: 16

約数和(自身を含む): 37806912

約数和(自身を除く): 18936510

約数列:

[1, 2, 3, 6, 647, 1294, 1941, 3882, 4861, 9722, 14583, 29166, 3145067, 6290134, 9435201, 18870402]

約数ペア:

[(1, 18870402), (2, 9435201), (3, 6290134), (6, 3145067), (647, 29166), (1294, 14583), (1941, 9722), (3882, 4861)]