20281398

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{177907}}^1$

素因数の和:177931

約数の個数: 16

約数和(自身を含む): 42697920

約数和(自身を除く): 22416522

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 177907, 355814, 533721, 1067442, 3380233, 6760466, 10140699, 20281398]

約数ペア:

[(1, 20281398), (2, 10140699), (3, 6760466), (6, 3380233), (19, 1067442), (38, 533721), (57, 355814), (114, 177907)]