20857589169

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{15909679}}^1$

素因数の和:15909724

約数の個数: 16

約数和(自身を含む): 30546585600

約数和(自身を除く): 9688996431

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 15909679, 47729037, 302283901, 365922617, 906851703, 1097767851, 6952529723, 20857589169]

約数ペア:

[(1, 20857589169), (3, 6952529723), (19, 1097767851), (23, 906851703), (57, 365922617), (69, 302283901), (437, 47729037), (1311, 15909679)]