20274969

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{283}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 32062464

約数和(自身を除く): 11787495

約数列:

[1, 3, 11, 13, 33, 39, 143, 167, 283, 429, 501, 849, 1837, 2171, 3113, 3679, 5511, 6513, 9339, 11037, 23881, 40469, 47261, 71643, 121407, 141783, 519871, 614393, 1559613, 1843179, 6758323, 20274969]

約数ペア:

[(1, 20274969), (3, 6758323), (11, 1843179), (13, 1559613), (33, 614393), (39, 519871), (143, 141783), (167, 121407), (283, 71643), (429, 47261), (501, 40469), (849, 23881), (1837, 11037), (2171, 9339), (3113, 6513), (3679, 5511)]