20814796

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{2089}}^1$

素因数の和:2193

約数の個数: 24

約数和(自身を含む): 37920960

約数和(自身を除く): 17106164

約数列:

[1, 2, 4, 47, 53, 94, 106, 188, 212, 2089, 2491, 4178, 4982, 8356, 9964, 98183, 110717, 196366, 221434, 392732, 442868, 5203699, 10407398, 20814796]

約数ペア:

[(1, 20814796), (2, 10407398), (4, 5203699), (47, 442868), (53, 392732), (94, 221434), (106, 196366), (188, 110717), (212, 98183), (2089, 9964), (2491, 8356), (4178, 4982)]