19760727

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{20021}}^1$

素因数の和:20078

約数の個数: 16

約数和(自身を含む): 30753792

約数和(自身を除く): 10993065

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 20021, 60063, 140147, 420441, 940987, 2822961, 6586909, 19760727]

約数ペア:

[(1, 19760727), (3, 6586909), (7, 2822961), (21, 940987), (47, 420441), (141, 140147), (329, 60063), (987, 20021)]