163965212

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{19793}}^1$

素因数の和:19925

約数の個数: 24

約数和(自身を含む): 304827600

約数和(自身を除く): 140862388

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 4142, 8284, 19793, 39586, 79172, 376067, 752134, 1504268, 2157437, 4314874, 8629748, 40991303, 81982606, 163965212]

約数ペア:

[(1, 163965212), (2, 81982606), (4, 40991303), (19, 8629748), (38, 4314874), (76, 2157437), (109, 1504268), (218, 752134), (436, 376067), (2071, 79172), (4142, 39586), (8284, 19793)]