20435007

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{487}}^1$

素因数の和:758

約数の個数: 16

約数和(自身を含む): 27827712

約数和(自身を除く): 7392705

約数列:

[1, 3, 71, 197, 213, 487, 591, 1461, 13987, 34577, 41961, 95939, 103731, 287817, 6811669, 20435007]

約数ペア:

[(1, 20435007), (3, 6811669), (71, 287817), (197, 103731), (213, 95939), (487, 41961), (591, 34577), (1461, 13987)]