71961948

素因数分解:

$2^2\times 3^2\times {\mathrm{1998943}}^1$

素因数の和:1998953

約数の個数: 18

約数和(自身を含む): 181903904

約数和(自身を除く): 109941956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1998943, 3997886, 5996829, 7995772, 11993658, 17990487, 23987316, 35980974, 71961948]

約数ペア:

[(1, 71961948), (2, 35980974), (3, 23987316), (4, 17990487), (6, 11993658), (9, 7995772), (12, 5996829), (18, 3997886), (36, 1998943)]