65640496

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{18397}}^1$

素因数の和:18628

約数の個数: 20

約数和(自身を含む): 127755712

約数和(自身を除く): 62115216

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 18397, 36794, 73588, 147176, 294352, 4102531, 8205062, 16410124, 32820248, 65640496]

約数ペア:

[(1, 65640496), (2, 32820248), (4, 16410124), (8, 8205062), (16, 4102531), (223, 294352), (446, 147176), (892, 73588), (1784, 36794), (3568, 18397)]