18913444706

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{1447}}^1\times {\mathrm{38671}}^1$

素因数の和:40146

約数の個数: 24

約数和(自身を含む): 30742383744

約数和(自身を除く): 11828939038

約数列:

[1, 2, 13, 26, 169, 338, 1447, 2894, 18811, 37622, 38671, 77342, 244543, 489086, 502723, 1005446, 6535399, 13070798, 55956937, 111913874, 727440181, 1454880362, 9456722353, 18913444706]

約数ペア:

[(1, 18913444706), (2, 9456722353), (13, 1454880362), (26, 727440181), (169, 111913874), (338, 55956937), (1447, 13070798), (2894, 6535399), (18811, 1005446), (37622, 502723), (38671, 489086), (77342, 244543)]