1687088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{8111}}^1$

素因数の和:8132

約数の個数: 20

約数和(自身を含む): 3520608

約数和(自身を除く): 1833520

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 8111, 16222, 32444, 64888, 105443, 129776, 210886, 421772, 843544, 1687088]

約数ペア:

[(1, 1687088), (2, 843544), (4, 421772), (8, 210886), (13, 129776), (16, 105443), (26, 64888), (52, 32444), (104, 16222), (208, 8111)]