31297808

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{45491}}^1$

素因数の和:45542

約数の個数: 20

約数和(自身を含む): 62051088

約数和(自身を除く): 30753280

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 45491, 90982, 181964, 363928, 727856, 1956113, 3912226, 7824452, 15648904, 31297808]

約数ペア:

[(1, 31297808), (2, 15648904), (4, 7824452), (8, 3912226), (16, 1956113), (43, 727856), (86, 363928), (172, 181964), (344, 90982), (688, 45491)]