20354995

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2341}}^1$

素因数の和:2430

約数の個数: 16

約数和(自身を含む): 25630848

約数和(自身を除く): 5275853

約数列:

[1, 5, 37, 47, 185, 235, 1739, 2341, 8695, 11705, 86617, 110027, 433085, 550135, 4070999, 20354995]

約数ペア:

[(1, 20354995), (5, 4070999), (37, 550135), (47, 433085), (185, 110027), (235, 86617), (1739, 11705), (2341, 8695)]