51374992

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{19699}}^1$

素因数の和:19870

約数の個数: 20

約数和(自身を含む): 100154800

約数和(自身を除く): 48779808

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 19699, 39398, 78796, 157592, 315184, 3210937, 6421874, 12843748, 25687496, 51374992]

約数ペア:

[(1, 51374992), (2, 25687496), (4, 12843748), (8, 6421874), (16, 3210937), (163, 315184), (326, 157592), (652, 78796), (1304, 39398), (2608, 19699)]