18976968

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{4973}}^1$

素因数の和:5038

約数の個数: 48

約数和(自身を含む): 52376220

約数和(自身を除く): 33399252

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 318, 424, 477, 636, 954, 1272, 1908, 3816, 4973, 9946, 14919, 19892, 29838, 39784, 44757, 59676, 89514, 119352, 179028, 263569, 358056, 527138, 790707, 1054276, 1581414, 2108552, 2372121, 3162828, 4744242, 6325656, 9488484, 18976968]

約数ペア:

[(1, 18976968), (2, 9488484), (3, 6325656), (4, 4744242), (6, 3162828), (8, 2372121), (9, 2108552), (12, 1581414), (18, 1054276), (24, 790707), (36, 527138), (53, 358056), (72, 263569), (106, 179028), (159, 119352), (212, 89514), (318, 59676), (424, 44757), (477, 39784), (636, 29838), (954, 19892), (1272, 14919), (1908, 9946), (3816, 4973)]