20138206858

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{684647}}^1$

素因数の和:684858

約数の個数: 32

約数和(自身を含む): 37858295808

約数和(自身を除く): 17720088950

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 191, 382, 1337, 2101, 2674, 4202, 14707, 29414, 684647, 1369294, 4792529, 7531117, 9585058, 15062234, 52717819, 105435638, 130767577, 261535154, 915373039, 1438443347, 1830746078, 2876886694, 10069103429, 20138206858]

約数ペア:

[(1, 20138206858), (2, 10069103429), (7, 2876886694), (11, 1830746078), (14, 1438443347), (22, 915373039), (77, 261535154), (154, 130767577), (191, 105435638), (382, 52717819), (1337, 15062234), (2101, 9585058), (2674, 7531117), (4202, 4792529), (14707, 1369294), (29414, 684647)]