20178091453

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{311}}^1\times {\mathrm{1523}}^1$

素因数の和:1989

約数の個数: 32

約数和(自身を含む): 22766365440

約数和(自身を除く): 2588273987

約数列:

[1, 13, 29, 113, 311, 377, 1469, 1523, 3277, 4043, 9019, 19799, 35143, 42601, 44167, 117247, 172099, 456859, 473653, 574171, 1019147, 2237287, 4990871, 6157489, 13248911, 13735937, 53522789, 64881323, 178567181, 695796257, 1552160881, 20178091453]

約数ペア:

[(1, 20178091453), (13, 1552160881), (29, 695796257), (113, 178567181), (311, 64881323), (377, 53522789), (1469, 13735937), (1523, 13248911), (3277, 6157489), (4043, 4990871), (9019, 2237287), (19799, 1019147), (35143, 574171), (42601, 473653), (44167, 456859), (117247, 172099)]