20194916

素因数分解:

$2^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1481}}^1$

素因数の和:1979

約数の個数: 24

約数和(自身を含む): 40500096

約数和(自身を除く): 20305180

約数列:

[1, 2, 4, 7, 14, 28, 487, 974, 1481, 1948, 2962, 3409, 5924, 6818, 10367, 13636, 20734, 41468, 721247, 1442494, 2884988, 5048729, 10097458, 20194916]

約数ペア:

[(1, 20194916), (2, 10097458), (4, 5048729), (7, 2884988), (14, 1442494), (28, 721247), (487, 41468), (974, 20734), (1481, 13636), (1948, 10367), (2962, 6818), (3409, 5924)]