18691612689

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{3347}}^1\times {\mathrm{39607}}^1$

素因数の和:43004

約数の個数: 16

約数和(自身を含む): 25460656128

約数和(自身を除く): 6769043439

約数列:

[1, 3, 47, 141, 3347, 10041, 39607, 118821, 157309, 471927, 1861529, 5584587, 132564629, 397693887, 6230537563, 18691612689]

約数ペア:

[(1, 18691612689), (3, 6230537563), (47, 397693887), (141, 132564629), (3347, 5584587), (10041, 1861529), (39607, 471927), (118821, 157309)]