20189997354

素因数分解:

$2^1\times 3^1\times {\mathrm{5531}}^1\times {\mathrm{608389}}^1$

素因数の和:613925

約数の個数: 16

約数和(自身を含む): 40387361760

約数和(自身を除く): 20197364406

約数列:

[1, 2, 3, 6, 5531, 11062, 16593, 33186, 608389, 1216778, 1825167, 3650334, 3364999559, 6729999118, 10094998677, 20189997354]

約数ペア:

[(1, 20189997354), (2, 10094998677), (3, 6729999118), (6, 3364999559), (5531, 3650334), (11062, 1825167), (16593, 1216778), (33186, 608389)]