20646232

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 39674880

約数和(自身を除く): 19028648

約数列:

[1, 2, 4, 8, 71, 142, 163, 223, 284, 326, 446, 568, 652, 892, 1304, 1784, 11573, 15833, 23146, 31666, 36349, 46292, 63332, 72698, 92584, 126664, 145396, 290792, 2580779, 5161558, 10323116, 20646232]

約数ペア:

[(1, 20646232), (2, 10323116), (4, 5161558), (8, 2580779), (71, 290792), (142, 145396), (163, 126664), (223, 92584), (284, 72698), (326, 63332), (446, 46292), (568, 36349), (652, 31666), (892, 23146), (1304, 15833), (1784, 11573)]