20803239964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{2011}}^1\times {\mathrm{198937}}^1$

素因数の和:200965

約数の個数: 24

約数和(自身を含む): 39225799088

約数和(自身を除く): 18422559124

約数列:

[1, 2, 4, 13, 26, 52, 2011, 4022, 8044, 26143, 52286, 104572, 198937, 397874, 795748, 2586181, 5172362, 10344724, 400062307, 800124614, 1600249228, 5200809991, 10401619982, 20803239964]

約数ペア:

[(1, 20803239964), (2, 10401619982), (4, 5200809991), (13, 1600249228), (26, 800124614), (52, 400062307), (2011, 10344724), (4022, 5172362), (8044, 2586181), (26143, 795748), (52286, 397874), (104572, 198937)]