66198964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67003}}^1$

素因数の和:67039

約数の個数: 24

約数和(自身を含む): 131327840

約数和(自身を除く): 65128876

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 67003, 134006, 268012, 871039, 1273057, 1742078, 2546114, 3484156, 5092228, 16549741, 33099482, 66198964]

約数ペア:

[(1, 66198964), (2, 33099482), (4, 16549741), (13, 5092228), (19, 3484156), (26, 2546114), (38, 1742078), (52, 1273057), (76, 871039), (247, 268012), (494, 134006), (988, 67003)]