20704012

素因数分解:

$2^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{1951}}^1$

素因数の和:2341

約数の個数: 24

約数和(自身を含む): 41538560

約数和(自身を除く): 20834548

約数列:

[1, 2, 4, 7, 14, 28, 379, 758, 1516, 1951, 2653, 3902, 5306, 7804, 10612, 13657, 27314, 54628, 739429, 1478858, 2957716, 5176003, 10352006, 20704012]

約数ペア:

[(1, 20704012), (2, 10352006), (4, 5176003), (7, 2957716), (14, 1478858), (28, 739429), (379, 54628), (758, 27314), (1516, 13657), (1951, 10612), (2653, 7804), (3902, 5306)]