1639508

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{769}}^1$

素因数の和:827

約数の個数: 24

約数和(自身を含む): 3169320

約数和(自身を除く): 1529812

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 769, 1066, 1538, 2132, 3076, 9997, 19994, 31529, 39988, 63058, 126116, 409877, 819754, 1639508]

約数ペア:

[(1, 1639508), (2, 819754), (4, 409877), (13, 126116), (26, 63058), (41, 39988), (52, 31529), (82, 19994), (164, 9997), (533, 3076), (769, 2132), (1066, 1538)]