19616216

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{66271}}^1$

素因数の和:66314

約数の個数: 16

約数和(自身を含む): 37775040

約数和(自身を除く): 18158824

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 66271, 132542, 265084, 530168, 2452027, 4904054, 9808108, 19616216]

約数ペア:

[(1, 19616216), (2, 9808108), (4, 4904054), (8, 2452027), (37, 530168), (74, 265084), (148, 132542), (296, 66271)]