1218581644

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{53269}}^1$

素因数の和:53342

約数の個数: 48

約数和(自身を含む): 2625145600

約数和(自身を除く): 1406563956

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 43, 76, 86, 133, 172, 266, 301, 532, 602, 817, 1204, 1634, 3268, 5719, 11438, 22876, 53269, 106538, 213076, 372883, 745766, 1012111, 1491532, 2024222, 2290567, 4048444, 4581134, 7084777, 9162268, 14169554, 16033969, 28339108, 32067938, 43520773, 64135876, 87041546, 174083092, 304645411, 609290822, 1218581644]

約数ペア:

[(1, 1218581644), (2, 609290822), (4, 304645411), (7, 174083092), (14, 87041546), (19, 64135876), (28, 43520773), (38, 32067938), (43, 28339108), (76, 16033969), (86, 14169554), (133, 9162268), (172, 7084777), (266, 4581134), (301, 4048444), (532, 2290567), (602, 2024222), (817, 1491532), (1204, 1012111), (1634, 745766), (3268, 372883), (5719, 213076), (11438, 106538), (22876, 53269)]