81693104

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{19867}}^1$

素因数の和:20132

約数の個数: 20

約数和(自身を含む): 158904264

約数和(自身を除く): 77211160

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 19867, 39734, 79468, 158936, 317872, 5105819, 10211638, 20423276, 40846552, 81693104]

約数ペア:

[(1, 81693104), (2, 40846552), (4, 20423276), (8, 10211638), (16, 5105819), (257, 317872), (514, 158936), (1028, 79468), (2056, 39734), (4112, 19867)]