19668608

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{4153}}^1$

素因数の和:4204

約数の個数: 32

約数和(自身を含む): 40252260

約数和(自身を除く): 20583652

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 296, 592, 1184, 2368, 4153, 4736, 8306, 16612, 33224, 66448, 132896, 153661, 265792, 307322, 531584, 614644, 1229288, 2458576, 4917152, 9834304, 19668608]

約数ペア:

[(1, 19668608), (2, 9834304), (4, 4917152), (8, 2458576), (16, 1229288), (32, 614644), (37, 531584), (64, 307322), (74, 265792), (128, 153661), (148, 132896), (296, 66448), (592, 33224), (1184, 16612), (2368, 8306), (4153, 4736)]