143019376

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{207877}}^1$

素因数の和:207928

約数の個数: 20

約数和(自身を含む): 283545592

約数和(自身を除く): 140526216

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 207877, 415754, 831508, 1663016, 3326032, 8938711, 17877422, 35754844, 71509688, 143019376]

約数ペア:

[(1, 143019376), (2, 71509688), (4, 35754844), (8, 17877422), (16, 8938711), (43, 3326032), (86, 1663016), (172, 831508), (344, 415754), (688, 207877)]