19086507

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 32323200

約数和(自身を除く): 13236693

約数列:

[1, 3, 9, 11, 19, 33, 57, 73, 99, 139, 171, 209, 219, 417, 627, 657, 803, 1251, 1387, 1529, 1881, 2409, 2641, 4161, 4587, 7227, 7923, 10147, 12483, 13761, 15257, 23769, 29051, 30441, 45771, 87153, 91323, 111617, 137313, 192793, 261459, 334851, 578379, 1004553, 1735137, 2120723, 6362169, 19086507]

約数ペア:

[(1, 19086507), (3, 6362169), (9, 2120723), (11, 1735137), (19, 1004553), (33, 578379), (57, 334851), (73, 261459), (99, 192793), (139, 137313), (171, 111617), (209, 91323), (219, 87153), (417, 45771), (627, 30441), (657, 29051), (803, 23769), (1251, 15257), (1387, 13761), (1529, 12483), (1881, 10147), (2409, 7923), (2641, 7227), (4161, 4587)]