20199962979

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1149227}}^1$

素因数の和:1149277

約数の個数: 40

約数和(自身を含む): 35598486528

約数和(自身を除く): 15398523549

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 279, 567, 651, 837, 1953, 2511, 5859, 17577, 1149227, 3447681, 8044589, 10343043, 24133767, 31029129, 35626037, 72401301, 93087387, 106878111, 217203903, 249382259, 320634333, 651611709, 748146777, 961902999, 2244440331, 2885708997, 6733320993, 20199962979]

約数ペア:

[(1, 20199962979), (3, 6733320993), (7, 2885708997), (9, 2244440331), (21, 961902999), (27, 748146777), (31, 651611709), (63, 320634333), (81, 249382259), (93, 217203903), (189, 106878111), (217, 93087387), (279, 72401301), (567, 35626037), (651, 31029129), (837, 24133767), (1953, 10343043), (2511, 8044589), (5859, 3447681), (17577, 1149227)]