20878206

素因数分解:

$2^1\times 3^1\times {\mathrm{887}}^1\times {\mathrm{3923}}^1$

素因数の和:4815

約数の個数: 16

約数和(自身を含む): 41814144

約数和(自身を除く): 20935938

約数列:

[1, 2, 3, 6, 887, 1774, 2661, 3923, 5322, 7846, 11769, 23538, 3479701, 6959402, 10439103, 20878206]

約数ペア:

[(1, 20878206), (2, 10439103), (3, 6959402), (6, 3479701), (887, 23538), (1774, 11769), (2661, 7846), (3923, 5322)]