20797164528

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61896323}}^1$

素因数の和:61896341

約数の個数: 40

約数和(自身を含む): 61401153408

約数和(自身を除く): 40603988880

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 61896323, 123792646, 185688969, 247585292, 371377938, 433274261, 495170584, 742755876, 866548522, 990341168, 1299822783, 1485511752, 1733097044, 2599645566, 2971023504, 3466194088, 5199291132, 6932388176, 10398582264, 20797164528]

約数ペア:

[(1, 20797164528), (2, 10398582264), (3, 6932388176), (4, 5199291132), (6, 3466194088), (7, 2971023504), (8, 2599645566), (12, 1733097044), (14, 1485511752), (16, 1299822783), (21, 990341168), (24, 866548522), (28, 742755876), (42, 495170584), (48, 433274261), (56, 371377938), (84, 247585292), (112, 185688969), (168, 123792646), (336, 61896323)]