20223489

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:150

約数の個数: 64

約数和(自身を含む): 34836480

約数和(自身を除く): 14612991

約数列:

[1, 3, 11, 13, 17, 33, 39, 47, 51, 59, 141, 143, 177, 187, 221, 429, 517, 561, 611, 649, 663, 767, 799, 1003, 1551, 1833, 1947, 2301, 2397, 2431, 2773, 3009, 6721, 7293, 8319, 8437, 8789, 10387, 11033, 13039, 20163, 25311, 26367, 30503, 31161, 33099, 36049, 39117, 47141, 91509, 108147, 114257, 141423, 143429, 342771, 396539, 430287, 518551, 612833, 1189617, 1555653, 1838499, 6741163, 20223489]

約数ペア:

[(1, 20223489), (3, 6741163), (11, 1838499), (13, 1555653), (17, 1189617), (33, 612833), (39, 518551), (47, 430287), (51, 396539), (59, 342771), (141, 143429), (143, 141423), (177, 114257), (187, 108147), (221, 91509), (429, 47141), (517, 39117), (561, 36049), (611, 33099), (649, 31161), (663, 30503), (767, 26367), (799, 25311), (1003, 20163), (1551, 13039), (1833, 11033), (1947, 10387), (2301, 8789), (2397, 8437), (2431, 8319), (2773, 7293), (3009, 6721)]