18881272

素因数分解:

$2^3\times {\mathrm{1289}}^1\times {\mathrm{1831}}^1$

素因数の和:3126

約数の個数: 16

約数和(自身を含む): 35449200

約数和(自身を除く): 16567928

約数列:

[1, 2, 4, 8, 1289, 1831, 2578, 3662, 5156, 7324, 10312, 14648, 2360159, 4720318, 9440636, 18881272]

約数ペア:

[(1, 18881272), (2, 9440636), (4, 4720318), (8, 2360159), (1289, 14648), (1831, 10312), (2578, 7324), (3662, 5156)]