1720559998

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{203713}}^1$

素因数の和:203859

約数の個数: 16

約数和(自身を含む): 2669468256

約数和(自身を除く): 948908258

約数列:

[1, 2, 41, 82, 103, 206, 4223, 8446, 203713, 407426, 8352233, 16704466, 20982439, 41964878, 860279999, 1720559998]

約数ペア:

[(1, 1720559998), (2, 860279999), (41, 41964878), (82, 20982439), (103, 16704466), (206, 8352233), (4223, 407426), (8446, 203713)]