20802496

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2273}}^1$

素因数の和:2309

約数の個数: 56

約数和(自身を含む): 48518064

約数和(自身を除く): 27715568

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 143, 176, 208, 286, 352, 416, 572, 704, 832, 1144, 2273, 2288, 4546, 4576, 9092, 9152, 18184, 25003, 29549, 36368, 50006, 59098, 72736, 100012, 118196, 145472, 200024, 236392, 325039, 400048, 472784, 650078, 800096, 945568, 1300156, 1600192, 1891136, 2600312, 5200624, 10401248, 20802496]

約数ペア:

[(1, 20802496), (2, 10401248), (4, 5200624), (8, 2600312), (11, 1891136), (13, 1600192), (16, 1300156), (22, 945568), (26, 800096), (32, 650078), (44, 472784), (52, 400048), (64, 325039), (88, 236392), (104, 200024), (143, 145472), (176, 118196), (208, 100012), (286, 72736), (352, 59098), (416, 50006), (572, 36368), (704, 29549), (832, 25003), (1144, 18184), (2273, 9152), (2288, 9092), (4546, 4576)]