19520534

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{23981}}^1$

素因数の和:24031

約数の個数: 16

約数和(自身を含む): 32807376

約数和(自身を除く): 13286842

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 23981, 47962, 263791, 527582, 887297, 1774594, 9760267, 19520534]

約数ペア:

[(1, 19520534), (2, 9760267), (11, 1774594), (22, 887297), (37, 527582), (74, 263791), (407, 47962), (814, 23981)]