20930470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1063}}^1$

素因数の和:1260

約数の個数: 32

約数和(自身を含む): 41368320

約数和(自身を除く): 20437850

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 179, 358, 895, 1063, 1790, 1969, 2126, 3938, 5315, 9845, 10630, 11693, 19690, 23386, 58465, 116930, 190277, 380554, 951385, 1902770, 2093047, 4186094, 10465235, 20930470]

約数ペア:

[(1, 20930470), (2, 10465235), (5, 4186094), (10, 2093047), (11, 1902770), (22, 951385), (55, 380554), (110, 190277), (179, 116930), (358, 58465), (895, 23386), (1063, 19690), (1790, 11693), (1969, 10630), (2126, 9845), (3938, 5315)]