165139648

素因数分解:

$2^6\times {\mathrm{131}}^1\times {\mathrm{19697}}^1$

素因数の和:19840

約数の個数: 28

約数和(自身を含む): 330217272

約数和(自身を除く): 165077624

約数列:

[1, 2, 4, 8, 16, 32, 64, 131, 262, 524, 1048, 2096, 4192, 8384, 19697, 39394, 78788, 157576, 315152, 630304, 1260608, 2580307, 5160614, 10321228, 20642456, 41284912, 82569824, 165139648]

約数ペア:

[(1, 165139648), (2, 82569824), (4, 41284912), (8, 20642456), (16, 10321228), (32, 5160614), (64, 2580307), (131, 1260608), (262, 630304), (524, 315152), (1048, 157576), (2096, 78788), (4192, 39394), (8384, 19697)]