18925719

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{5059}}^1$

素因数の和:5134

約数の個数: 16

約数和(自身を含む): 26716800

約数和(自身を除く): 7791081

約数列:

[1, 3, 29, 43, 87, 129, 1247, 3741, 5059, 15177, 146711, 217537, 440133, 652611, 6308573, 18925719]

約数ペア:

[(1, 18925719), (3, 6308573), (29, 652611), (43, 440133), (87, 217537), (129, 146711), (1247, 15177), (3741, 5059)]