18708696

素因数分解:

$2^3\times 3^2\times {\mathrm{197}}^1\times {\mathrm{1319}}^1$

素因数の和:1528

約数の個数: 48

約数和(自身を含む): 50965200

約数和(自身を除く): 32256504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 197, 394, 591, 788, 1182, 1319, 1576, 1773, 2364, 2638, 3546, 3957, 4728, 5276, 7092, 7914, 10552, 11871, 14184, 15828, 23742, 31656, 47484, 94968, 259843, 519686, 779529, 1039372, 1559058, 2078744, 2338587, 3118116, 4677174, 6236232, 9354348, 18708696]

約数ペア:

[(1, 18708696), (2, 9354348), (3, 6236232), (4, 4677174), (6, 3118116), (8, 2338587), (9, 2078744), (12, 1559058), (18, 1039372), (24, 779529), (36, 519686), (72, 259843), (197, 94968), (394, 47484), (591, 31656), (788, 23742), (1182, 15828), (1319, 14184), (1576, 11871), (1773, 10552), (2364, 7914), (2638, 7092), (3546, 5276), (3957, 4728)]