19842288

素因数分解:

$2^4\times 3^1\times {\mathrm{157}}^1\times {\mathrm{2633}}^1$

素因数の和:2801

約数の個数: 40

約数和(自身を含む): 51605328

約数和(自身を除く): 31763040

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 157, 314, 471, 628, 942, 1256, 1884, 2512, 2633, 3768, 5266, 7536, 7899, 10532, 15798, 21064, 31596, 42128, 63192, 126384, 413381, 826762, 1240143, 1653524, 2480286, 3307048, 4960572, 6614096, 9921144, 19842288]

約数ペア:

[(1, 19842288), (2, 9921144), (3, 6614096), (4, 4960572), (6, 3307048), (8, 2480286), (12, 1653524), (16, 1240143), (24, 826762), (48, 413381), (157, 126384), (314, 63192), (471, 42128), (628, 31596), (942, 21064), (1256, 15798), (1884, 10532), (2512, 7899), (2633, 7536), (3768, 5266)]