20450412

素因数分解:

$2^2\times 3^2\times {\mathrm{563}}^1\times {\mathrm{1009}}^1$

素因数の和:1582

約数の個数: 36

約数和(自身を含む): 51837240

約数和(自身を除く): 31386828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 563, 1009, 1126, 1689, 2018, 2252, 3027, 3378, 4036, 5067, 6054, 6756, 9081, 10134, 12108, 18162, 20268, 36324, 568067, 1136134, 1704201, 2272268, 3408402, 5112603, 6816804, 10225206, 20450412]

約数ペア:

[(1, 20450412), (2, 10225206), (3, 6816804), (4, 5112603), (6, 3408402), (9, 2272268), (12, 1704201), (18, 1136134), (36, 568067), (563, 36324), (1009, 20268), (1126, 18162), (1689, 12108), (2018, 10134), (2252, 9081), (3027, 6756), (3378, 6054), (4036, 5067)]