42220574

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{1997}}^1$

素因数の和:2072

約数の個数: 24

約数和(自身を含む): 71424504

約数和(自身を除く): 29203930

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 961, 1922, 1997, 3994, 10571, 21142, 21967, 43934, 61907, 123814, 680977, 1361954, 1919117, 3838234, 21110287, 42220574]

約数ペア:

[(1, 42220574), (2, 21110287), (11, 3838234), (22, 1919117), (31, 1361954), (62, 680977), (341, 123814), (682, 61907), (961, 43934), (1922, 21967), (1997, 21142), (3994, 10571)]