20563059

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{21487}}^1$

素因数の和:21530

約数の個数: 16

約数和(自身を含む): 30942720

約数和(自身を除く): 10379661

約数列:

[1, 3, 11, 29, 33, 87, 319, 957, 21487, 64461, 236357, 623123, 709071, 1869369, 6854353, 20563059]

約数ペア:

[(1, 20563059), (3, 6854353), (11, 1869369), (29, 709071), (33, 623123), (87, 236357), (319, 64461), (957, 21487)]