20739042

素因数分解:

$2^1\times 3^2\times {\mathrm{523}}^1\times {\mathrm{2203}}^1$

素因数の和:2734

約数の個数: 24

約数和(自身を含む): 45040944

約数和(自身を除く): 24301902

約数列:

[1, 2, 3, 6, 9, 18, 523, 1046, 1569, 2203, 3138, 4406, 4707, 6609, 9414, 13218, 19827, 39654, 1152169, 2304338, 3456507, 6913014, 10369521, 20739042]

約数ペア:

[(1, 20739042), (2, 10369521), (3, 6913014), (6, 3456507), (9, 2304338), (18, 1152169), (523, 39654), (1046, 19827), (1569, 13218), (2203, 9414), (3138, 6609), (4406, 4707)]