20854986

素因数分解:

$2^1\times 3^1\times {\mathrm{331}}^1\times {\mathrm{10501}}^1$

素因数の和:10837

約数の個数: 16

約数和(自身を含む): 41839968

約数和(自身を除く): 20984982

約数列:

[1, 2, 3, 6, 331, 662, 993, 1986, 10501, 21002, 31503, 63006, 3475831, 6951662, 10427493, 20854986]

約数ペア:

[(1, 20854986), (2, 10427493), (3, 6951662), (6, 3475831), (331, 63006), (662, 31503), (993, 21002), (1986, 10501)]