81838832

素因数分解:

$2^4\times {\mathrm{307}}^1\times {\mathrm{16661}}^1$

素因数の和:16976

約数の個数: 20

約数和(自身を含む): 159088776

約数和(自身を除く): 77249944

約数列:

[1, 2, 4, 8, 16, 307, 614, 1228, 2456, 4912, 16661, 33322, 66644, 133288, 266576, 5114927, 10229854, 20459708, 40919416, 81838832]

約数ペア:

[(1, 81838832), (2, 40919416), (4, 20459708), (8, 10229854), (16, 5114927), (307, 266576), (614, 133288), (1228, 66644), (2456, 33322), (4912, 16661)]