19421595

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10037}}^1$

素因数の和:10091

約数の個数: 24

約数和(自身を含む): 34450416

約数和(自身を除く): 15028821

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 10037, 30111, 50185, 90333, 150555, 431591, 451665, 1294773, 2157955, 3884319, 6473865, 19421595]

約数ペア:

[(1, 19421595), (3, 6473865), (5, 3884319), (9, 2157955), (15, 1294773), (43, 451665), (45, 431591), (129, 150555), (215, 90333), (387, 50185), (645, 30111), (1935, 10037)]