19980092

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{5471}}^1$

素因数の和:5569

約数の個数: 24

約数和(自身を含む): 38610432

約数和(自身を除く): 18630340

約数列:

[1, 2, 4, 11, 22, 44, 83, 166, 332, 913, 1826, 3652, 5471, 10942, 21884, 60181, 120362, 240724, 454093, 908186, 1816372, 4995023, 9990046, 19980092]

約数ペア:

[(1, 19980092), (2, 9990046), (4, 4995023), (11, 1816372), (22, 908186), (44, 454093), (83, 240724), (166, 120362), (332, 60181), (913, 21884), (1826, 10942), (3652, 5471)]