2131568

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{1049}}^1$

素因数の和:1184

約数の個数: 20

約数和(自身を含む): 4166400

約数和(自身を除く): 2034832

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 1049, 2032, 2098, 4196, 8392, 16784, 133223, 266446, 532892, 1065784, 2131568]

約数ペア:

[(1, 2131568), (2, 1065784), (4, 532892), (8, 266446), (16, 133223), (127, 16784), (254, 8392), (508, 4196), (1016, 2098), (1049, 2032)]