19542340

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{5851}}^1$

素因数の和:6027

約数の個数: 24

約数和(自身を含む): 41291712

約数和(自身を除く): 21749372

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 5851, 11702, 23404, 29255, 58510, 117020, 977117, 1954234, 3908468, 4885585, 9771170, 19542340]

約数ペア:

[(1, 19542340), (2, 9771170), (4, 4885585), (5, 3908468), (10, 1954234), (20, 977117), (167, 117020), (334, 58510), (668, 29255), (835, 23404), (1670, 11702), (3340, 5851)]