20175267

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{20441}}^1$

素因数の和:20498

約数の個数: 16

約数和(自身を含む): 31398912

約数和(自身を除く): 11223645

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 20441, 61323, 143087, 429261, 960727, 2882181, 6725089, 20175267]

約数ペア:

[(1, 20175267), (3, 6725089), (7, 2882181), (21, 960727), (47, 429261), (141, 143087), (329, 61323), (987, 20441)]