19335820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{138113}}^1$

素因数の和:138129

約数の個数: 24

約数和(自身を含む): 46406304

約数和(自身を除く): 27070484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 138113, 276226, 552452, 690565, 966791, 1381130, 1933582, 2762260, 3867164, 4833955, 9667910, 19335820]

約数ペア:

[(1, 19335820), (2, 9667910), (4, 4833955), (5, 3867164), (7, 2762260), (10, 1933582), (14, 1381130), (20, 966791), (28, 690565), (35, 552452), (70, 276226), (140, 138113)]