28543394

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{11903}}^1$

素因数の和:12025

約数の個数: 16

約数和(自身を含む): 47139840

約数和(自身を除く): 18596446

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 11903, 23806, 130933, 261866, 1297427, 2594854, 14271697, 28543394]

約数ペア:

[(1, 28543394), (2, 14271697), (11, 2594854), (22, 1297427), (109, 261866), (218, 130933), (1199, 23806), (2398, 11903)]