86870384

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{49811}}^1$

素因数の和:49928

約数の個数: 20

約数和(自身を含む): 169858920

約数和(自身を除く): 82988536

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 49811, 99622, 199244, 398488, 796976, 5429399, 10858798, 21717596, 43435192, 86870384]

約数ペア:

[(1, 86870384), (2, 43435192), (4, 21717596), (8, 10858798), (16, 5429399), (109, 796976), (218, 398488), (436, 199244), (872, 99622), (1744, 49811)]