91668784

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{139739}}^1$

素因数の和:139788

約数の個数: 20

約数和(自身を含む): 181941480

約数和(自身を除く): 90272696

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 139739, 279478, 558956, 1117912, 2235824, 5729299, 11458598, 22917196, 45834392, 91668784]

約数ペア:

[(1, 91668784), (2, 45834392), (4, 22917196), (8, 11458598), (16, 5729299), (41, 2235824), (82, 1117912), (164, 558956), (328, 279478), (656, 139739)]