20165039516

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{3881}}^1\times {\mathrm{35107}}^1$

素因数の和:39029

約数の個数: 24

約数和(自身を含む): 36252942096

約数和(自身を除く): 16087902580

約数列:

[1, 2, 4, 37, 74, 148, 3881, 7762, 15524, 35107, 70214, 140428, 143597, 287194, 574388, 1298959, 2597918, 5195836, 136250267, 272500534, 545001068, 5041259879, 10082519758, 20165039516]

約数ペア:

[(1, 20165039516), (2, 10082519758), (4, 5041259879), (37, 545001068), (74, 272500534), (148, 136250267), (3881, 5195836), (7762, 2597918), (15524, 1298959), (35107, 574388), (70214, 287194), (140428, 143597)]