20178587295

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5154173}}^1$

素因数の和:5154216

約数の個数: 32

約数和(自身を含む): 37110052800

約数和(自身を除く): 16931465505

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 5154173, 15462519, 25770865, 46387557, 77312595, 139162671, 149471017, 231937785, 448413051, 695813355, 747355085, 1345239153, 2242065255, 4035717459, 6726195765, 20178587295]

約数ペア:

[(1, 20178587295), (3, 6726195765), (5, 4035717459), (9, 2242065255), (15, 1345239153), (27, 747355085), (29, 695813355), (45, 448413051), (87, 231937785), (135, 149471017), (145, 139162671), (261, 77312595), (435, 46387557), (783, 25770865), (1305, 15462519), (3915, 5154173)]