19551928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5167}}^1$

素因数の和:5227

約数の個数: 32

約数和(自身を含む): 40930560

約数和(自身を除く): 21378632

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 5167, 10334, 20668, 41336, 56837, 113674, 222181, 227348, 444362, 454696, 888724, 1777448, 2443991, 4887982, 9775964, 19551928]

約数ペア:

[(1, 19551928), (2, 9775964), (4, 4887982), (8, 2443991), (11, 1777448), (22, 888724), (43, 454696), (44, 444362), (86, 227348), (88, 222181), (172, 113674), (344, 56837), (473, 41336), (946, 20668), (1892, 10334), (3784, 5167)]