20277033

素因数分解:

$3^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{509}}^1$

素因数の和:797

約数の個数: 24

約数和(自身を含む): 31628160

約数和(自身を除く): 11351127

約数列:

[1, 3, 7, 21, 49, 147, 271, 509, 813, 1527, 1897, 3563, 5691, 10689, 13279, 24941, 39837, 74823, 137939, 413817, 965573, 2896719, 6759011, 20277033]

約数ペア:

[(1, 20277033), (3, 6759011), (7, 2896719), (21, 965573), (49, 413817), (147, 137939), (271, 74823), (509, 39837), (813, 24941), (1527, 13279), (1897, 10689), (3563, 5691)]