18685196

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:553

約数の個数: 24

約数和(自身を含む): 33339600

約数和(自身を除く): 14654404

約数列:

[1, 2, 4, 107, 149, 214, 293, 298, 428, 586, 596, 1172, 15943, 31351, 31886, 43657, 62702, 63772, 87314, 125404, 174628, 4671299, 9342598, 18685196]

約数ペア:

[(1, 18685196), (2, 9342598), (4, 4671299), (107, 174628), (149, 125404), (214, 87314), (293, 63772), (298, 62702), (428, 43657), (586, 31886), (596, 31351), (1172, 15943)]