20173888628

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{481753}}^1$

素因数の和:481824

約数の個数: 36

約数和(自身を含む): 38545137540

約数和(自身を除く): 18371248912

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 116, 361, 551, 722, 1102, 1444, 2204, 10469, 20938, 41876, 481753, 963506, 1927012, 9153307, 13970837, 18306614, 27941674, 36613228, 55883348, 173912833, 265445903, 347825666, 530891806, 695651332, 1061783612, 5043472157, 10086944314, 20173888628]

約数ペア:

[(1, 20173888628), (2, 10086944314), (4, 5043472157), (19, 1061783612), (29, 695651332), (38, 530891806), (58, 347825666), (76, 265445903), (116, 173912833), (361, 55883348), (551, 36613228), (722, 27941674), (1102, 18306614), (1444, 13970837), (2204, 9153307), (10469, 1927012), (20938, 963506), (41876, 481753)]