20048908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{7723}}^1$

素因数の和:7797

約数の個数: 24

約数和(自身を含む): 38928960

約数和(自身を除く): 18880052

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 236, 649, 1298, 2596, 7723, 15446, 30892, 84953, 169906, 339812, 455657, 911314, 1822628, 5012227, 10024454, 20048908]

約数ペア:

[(1, 20048908), (2, 10024454), (4, 5012227), (11, 1822628), (22, 911314), (44, 455657), (59, 339812), (118, 169906), (236, 84953), (649, 30892), (1298, 15446), (2596, 7723)]