20914765

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1459}}^1$

素因数の和:1572

約数の個数: 16

約数和(自身を含む): 26069760

約数和(自身を除く): 5154995

約数列:

[1, 5, 47, 61, 235, 305, 1459, 2867, 7295, 14335, 68573, 88999, 342865, 444995, 4182953, 20914765]

約数ペア:

[(1, 20914765), (5, 4182953), (47, 444995), (61, 342865), (235, 88999), (305, 68573), (1459, 14335), (2867, 7295)]