20179918947

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{4969}}^1\times {\mathrm{9739}}^1$

素因数の和:14850

約数の個数: 16

約数和(自身を含む): 27108368000

約数和(自身を除く): 6928449053

約数列:

[1, 3, 139, 417, 4969, 9739, 14907, 29217, 690691, 1353721, 2072073, 4061163, 48393091, 145179273, 6726639649, 20179918947]

約数ペア:

[(1, 20179918947), (3, 6726639649), (139, 145179273), (417, 48393091), (4969, 4061163), (9739, 2072073), (14907, 1353721), (29217, 690691)]