20238992

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{6421}}^1$

素因数の和:6626

約数の個数: 20

約数和(自身を含む): 39418236

約数和(自身を除く): 19179244

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 6421, 12842, 25684, 51368, 102736, 1264937, 2529874, 5059748, 10119496, 20238992]

約数ペア:

[(1, 20238992), (2, 10119496), (4, 5059748), (8, 2529874), (16, 1264937), (197, 102736), (394, 51368), (788, 25684), (1576, 12842), (3152, 6421)]