28418990

素因数分解:

$2^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{9257}}^1$

素因数の和:9571

約数の個数: 16

約数和(自身を含む): 51326352

約数和(自身を除く): 22907362

約数列:

[1, 2, 5, 10, 307, 614, 1535, 3070, 9257, 18514, 46285, 92570, 2841899, 5683798, 14209495, 28418990]

約数ペア:

[(1, 28418990), (2, 14209495), (5, 5683798), (10, 2841899), (307, 92570), (614, 46285), (1535, 18514), (3070, 9257)]