20177291379

素因数分解:

$3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{5030489}}^1$

素因数の和:5030690

約数の個数: 16

約数和(自身を含む): 30907330560

約数和(自身を除く): 10730039181

約数列:

[1, 3, 7, 21, 191, 573, 1337, 4011, 5030489, 15091467, 35213423, 105640269, 960823399, 2882470197, 6725763793, 20177291379]

約数ペア:

[(1, 20177291379), (3, 6725763793), (7, 2882470197), (21, 960823399), (191, 105640269), (573, 35213423), (1337, 15091467), (4011, 5030489)]