19972674

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{29989}}^1$

素因数の和:30034

約数の個数: 24

約数和(自身を含む): 44445180

約数和(自身を除く): 24472506

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 29989, 59978, 89967, 179934, 269901, 539802, 1109593, 2219186, 3328779, 6657558, 9986337, 19972674]

約数ペア:

[(1, 19972674), (2, 9986337), (3, 6657558), (6, 3328779), (9, 2219186), (18, 1109593), (37, 539802), (74, 269901), (111, 179934), (222, 89967), (333, 59978), (666, 29989)]