19391164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1451}}^1$

素因数の和:1725

約数の個数: 24

約数和(自身を含む): 36712368

約数和(自身を除く): 17321204

約数列:

[1, 2, 4, 13, 26, 52, 257, 514, 1028, 1451, 2902, 3341, 5804, 6682, 13364, 18863, 37726, 75452, 372907, 745814, 1491628, 4847791, 9695582, 19391164]

約数ペア:

[(1, 19391164), (2, 9695582), (4, 4847791), (13, 1491628), (26, 745814), (52, 372907), (257, 75452), (514, 37726), (1028, 18863), (1451, 13364), (2902, 6682), (3341, 5804)]