42649808

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{61991}}^1$

素因数の和:62042

約数の個数: 20

約数和(自身を含む): 84557088

約数和(自身を除く): 41907280

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 61991, 123982, 247964, 495928, 991856, 2665613, 5331226, 10662452, 21324904, 42649808]

約数ペア:

[(1, 42649808), (2, 21324904), (4, 10662452), (8, 5331226), (16, 2665613), (43, 991856), (86, 495928), (172, 247964), (344, 123982), (688, 61991)]