81803504

素因数分解:

$2^4\times {\mathrm{233}}^1\times {\mathrm{21943}}^1$

素因数の和:22184

約数の個数: 20

約数和(自身を含む): 159181776

約数和(自身を除く): 77378272

約数列:

[1, 2, 4, 8, 16, 233, 466, 932, 1864, 3728, 21943, 43886, 87772, 175544, 351088, 5112719, 10225438, 20450876, 40901752, 81803504]

約数ペア:

[(1, 81803504), (2, 40901752), (4, 20450876), (8, 10225438), (16, 5112719), (233, 351088), (466, 175544), (932, 87772), (1864, 43886), (3728, 21943)]