39791890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{209431}}^1$

素因数の和:209457

約数の個数: 16

約数和(自身を含む): 75395520

約数和(自身を除く): 35603630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 209431, 418862, 1047155, 2094310, 3979189, 7958378, 19895945, 39791890]

約数ペア:

[(1, 39791890), (2, 19895945), (5, 7958378), (10, 3979189), (19, 2094310), (38, 1047155), (95, 418862), (190, 209431)]