19862486

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{839}}^1$

素因数の和:956

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 16425514

約数列:

[1, 2, 7, 14, 19, 38, 89, 133, 178, 266, 623, 839, 1246, 1678, 1691, 3382, 5873, 11746, 11837, 15941, 23674, 31882, 74671, 111587, 149342, 223174, 522697, 1045394, 1418749, 2837498, 9931243, 19862486]

約数ペア:

[(1, 19862486), (2, 9931243), (7, 2837498), (14, 1418749), (19, 1045394), (38, 522697), (89, 223174), (133, 149342), (178, 111587), (266, 74671), (623, 31882), (839, 23674), (1246, 15941), (1678, 11837), (1691, 11746), (3382, 5873)]