20317588

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{1283}}^1$

素因数の和:1431

約数の個数: 24

約数和(自身を含む): 36886752

約数和(自身を除く): 16569164

約数列:

[1, 2, 4, 37, 74, 107, 148, 214, 428, 1283, 2566, 3959, 5132, 7918, 15836, 47471, 94942, 137281, 189884, 274562, 549124, 5079397, 10158794, 20317588]

約数ペア:

[(1, 20317588), (2, 10158794), (4, 5079397), (37, 549124), (74, 274562), (107, 189884), (148, 137281), (214, 94942), (428, 47471), (1283, 15836), (2566, 7918), (3959, 5132)]