19447704

素因数分解:

$2^3\times 3^2\times {\mathrm{257}}^1\times {\mathrm{1051}}^1$

素因数の和:1320

約数の個数: 48

約数和(自身を含む): 52926120

約数和(自身を除く): 33478416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 257, 514, 771, 1028, 1051, 1542, 2056, 2102, 2313, 3084, 3153, 4204, 4626, 6168, 6306, 8408, 9252, 9459, 12612, 18504, 18918, 25224, 37836, 75672, 270107, 540214, 810321, 1080428, 1620642, 2160856, 2430963, 3241284, 4861926, 6482568, 9723852, 19447704]

約数ペア:

[(1, 19447704), (2, 9723852), (3, 6482568), (4, 4861926), (6, 3241284), (8, 2430963), (9, 2160856), (12, 1620642), (18, 1080428), (24, 810321), (36, 540214), (72, 270107), (257, 75672), (514, 37836), (771, 25224), (1028, 18918), (1051, 18504), (1542, 12612), (2056, 9459), (2102, 9252), (2313, 8408), (3084, 6306), (3153, 6168), (4204, 4626)]