20505952

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{5879}}^1$

素因数の和:5998

約数の個数: 24

約数和(自身を含む): 40748400

約数和(自身を除く): 20242448

約数列:

[1, 2, 4, 8, 16, 32, 109, 218, 436, 872, 1744, 3488, 5879, 11758, 23516, 47032, 94064, 188128, 640811, 1281622, 2563244, 5126488, 10252976, 20505952]

約数ペア:

[(1, 20505952), (2, 10252976), (4, 5126488), (8, 2563244), (16, 1281622), (32, 640811), (109, 188128), (218, 94064), (436, 47032), (872, 23516), (1744, 11758), (3488, 5879)]