20184889784

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{4217}}^1\times {\mathrm{10141}}^1$

素因数の和:14423

約数の個数: 32

約数和(自身を含む): 38501060400

約数和(自身を除く): 18316170616

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 4217, 8434, 10141, 16868, 20282, 33736, 40564, 81128, 248803, 497606, 598319, 995212, 1196638, 1990424, 2393276, 4786552, 42764597, 85529194, 171058388, 342116776, 2523111223, 5046222446, 10092444892, 20184889784]

約数ペア:

[(1, 20184889784), (2, 10092444892), (4, 5046222446), (8, 2523111223), (59, 342116776), (118, 171058388), (236, 85529194), (472, 42764597), (4217, 4786552), (8434, 2393276), (10141, 1990424), (16868, 1196638), (20282, 995212), (33736, 598319), (40564, 497606), (81128, 248803)]