19691730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{218797}}^1$

素因数の和:218810

約数の個数: 24

約数和(自身を含む): 51198732

約数和(自身を除く): 31507002

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 218797, 437594, 656391, 1093985, 1312782, 1969173, 2187970, 3281955, 3938346, 6563910, 9845865, 19691730]

約数ペア:

[(1, 19691730), (2, 9845865), (3, 6563910), (5, 3938346), (6, 3281955), (9, 2187970), (10, 1969173), (15, 1312782), (18, 1093985), (30, 656391), (45, 437594), (90, 218797)]