20207661

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{593}}^1$

素因数の和:940

約数の個数: 16

約数和(自身を含む): 27808704

約数和(自身を除く): 7601043

約数列:

[1, 3, 37, 111, 307, 593, 921, 1779, 11359, 21941, 34077, 65823, 182051, 546153, 6735887, 20207661]

約数ペア:

[(1, 20207661), (3, 6735887), (37, 546153), (111, 182051), (307, 65823), (593, 34077), (921, 21941), (1779, 11359)]