18636861

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{1483}}^1$

素因数の和:1616

約数の個数: 16

約数和(自身を含む): 25643520

約数和(自身を除く): 7006659

約数列:

[1, 3, 59, 71, 177, 213, 1483, 4189, 4449, 12567, 87497, 105293, 262491, 315879, 6212287, 18636861]

約数ペア:

[(1, 18636861), (3, 6212287), (59, 315879), (71, 262491), (177, 105293), (213, 87497), (1483, 12567), (4189, 4449)]