2013111821

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{319897}}^1$

素因数の和:319964

約数の個数: 16

約数和(自身を含む): 2456816640

約数和(自身を除く): 443704819

約数列:

[1, 7, 29, 31, 203, 217, 899, 6293, 319897, 2239279, 9277013, 9916807, 64939091, 69417649, 287587403, 2013111821]

約数ペア:

[(1, 2013111821), (7, 287587403), (29, 69417649), (31, 64939091), (203, 9916807), (217, 9277013), (899, 2239279), (6293, 319897)]