20840388

素因数分解:

$2^2\times 3^1\times {\mathrm{307}}^1\times {\mathrm{5657}}^1$

素因数の和:5971

約数の個数: 24

約数和(自身を含む): 48794592

約数和(自身を除く): 27954204

約数列:

[1, 2, 3, 4, 6, 12, 307, 614, 921, 1228, 1842, 3684, 5657, 11314, 16971, 22628, 33942, 67884, 1736699, 3473398, 5210097, 6946796, 10420194, 20840388]

約数ペア:

[(1, 20840388), (2, 10420194), (3, 6946796), (4, 5210097), (6, 3473398), (12, 1736699), (307, 67884), (614, 33942), (921, 22628), (1228, 16971), (1842, 11314), (3684, 5657)]