2018112122878

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{389}}^1\times {\mathrm{1621}}^1\times {\mathrm{8123}}^1$

素因数の和:10332

約数の個数: 32

約数和(自身を含む): 3052613472480

約数和(自身を除く): 1034501349602

約数列:

[1, 2, 197, 389, 394, 778, 1621, 3242, 8123, 16246, 76633, 153266, 319337, 630569, 638674, 1261138, 1600231, 3159847, 3200462, 6319694, 13167383, 26334766, 124222093, 248444186, 622489859, 1244979718, 2593974451, 5122111987, 5187948902, 10244223974, 1009056061439, 2018112122878]

約数ペア:

[(1, 2018112122878), (2, 1009056061439), (197, 10244223974), (389, 5187948902), (394, 5122111987), (778, 2593974451), (1621, 1244979718), (3242, 622489859), (8123, 248444186), (16246, 124222093), (76633, 26334766), (153266, 13167383), (319337, 6319694), (630569, 3200462), (638674, 3159847), (1261138, 1600231)]