18887436

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{7187}}^1$

素因数の和:7270

約数の個数: 36

約数和(自身を含む): 48403992

約数和(自身を除く): 29516556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 7187, 14374, 21561, 28748, 43122, 64683, 86244, 129366, 258732, 524651, 1049302, 1573953, 2098604, 3147906, 4721859, 6295812, 9443718, 18887436]

約数ペア:

[(1, 18887436), (2, 9443718), (3, 6295812), (4, 4721859), (6, 3147906), (9, 2098604), (12, 1573953), (18, 1049302), (36, 524651), (73, 258732), (146, 129366), (219, 86244), (292, 64683), (438, 43122), (657, 28748), (876, 21561), (1314, 14374), (2628, 7187)]