18445409

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:380

約数の個数: 16

約数和(自身を含む): 20148480

約数和(自身を除く): 1703071

約数列:

[1, 19, 43, 107, 211, 817, 2033, 4009, 4601, 9073, 22577, 87419, 172387, 428963, 970811, 18445409]

約数ペア:

[(1, 18445409), (19, 970811), (43, 428963), (107, 172387), (211, 87419), (817, 22577), (2033, 9073), (4009, 4601)]