15839316

素因数分解:

$2^2\times 3^2\times {\mathrm{439981}}^1$

素因数の和:439991

約数の個数: 18

約数和(自身を含む): 40038362

約数和(自身を除く): 24199046

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 439981, 879962, 1319943, 1759924, 2639886, 3959829, 5279772, 7919658, 15839316]

約数ペア:

[(1, 15839316), (2, 7919658), (3, 5279772), (4, 3959829), (6, 2639886), (9, 1759924), (12, 1319943), (18, 879962), (36, 439981)]