18969624

素因数分解:

$2^3\times 3^2\times {\mathrm{487}}^1\times {\mathrm{541}}^1$

素因数の和:1040

約数の個数: 48

約数和(自身を含む): 51576720

約数和(自身を除く): 32607096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 487, 541, 974, 1082, 1461, 1623, 1948, 2164, 2922, 3246, 3896, 4328, 4383, 4869, 5844, 6492, 8766, 9738, 11688, 12984, 17532, 19476, 35064, 38952, 263467, 526934, 790401, 1053868, 1580802, 2107736, 2371203, 3161604, 4742406, 6323208, 9484812, 18969624]

約数ペア:

[(1, 18969624), (2, 9484812), (3, 6323208), (4, 4742406), (6, 3161604), (8, 2371203), (9, 2107736), (12, 1580802), (18, 1053868), (24, 790401), (36, 526934), (72, 263467), (487, 38952), (541, 35064), (974, 19476), (1082, 17532), (1461, 12984), (1623, 11688), (1948, 9738), (2164, 8766), (2922, 6492), (3246, 5844), (3896, 4869), (4328, 4383)]