19742294

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{69029}}^1$

素因数の和:69055

約数の個数: 16

約数和(自身を含む): 34791120

約数和(自身を除く): 15048826

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 69029, 138058, 759319, 897377, 1518638, 1794754, 9871147, 19742294]

約数ペア:

[(1, 19742294), (2, 9871147), (11, 1794754), (13, 1518638), (22, 897377), (26, 759319), (143, 138058), (286, 69029)]