19483335

素因数分解:

$3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{659}}^1$

素因数の和:749

約数の個数: 40

約数和(自身を含む): 35457840

約数和(自身を除く): 15974505

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 81, 135, 219, 365, 405, 657, 659, 1095, 1971, 1977, 3285, 3295, 5913, 5931, 9855, 9885, 17793, 29565, 29655, 48107, 53379, 88965, 144321, 240535, 266895, 432963, 721605, 1298889, 2164815, 3896667, 6494445, 19483335]

約数ペア:

[(1, 19483335), (3, 6494445), (5, 3896667), (9, 2164815), (15, 1298889), (27, 721605), (45, 432963), (73, 266895), (81, 240535), (135, 144321), (219, 88965), (365, 53379), (405, 48107), (657, 29655), (659, 29565), (1095, 17793), (1971, 9885), (1977, 9855), (3285, 5931), (3295, 5913)]