2019960470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{947}}^1\times {\mathrm{19391}}^1$

素因数の和:20356

約数の個数: 32

約数和(自身を含む): 3970861056

約数和(自身を除く): 1950900586

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 947, 1894, 4735, 9470, 10417, 19391, 20834, 38782, 52085, 96955, 104170, 193910, 213301, 426602, 1066505, 2133010, 18363277, 36726554, 91816385, 183632770, 201996047, 403992094, 1009980235, 2019960470]

約数ペア:

[(1, 2019960470), (2, 1009980235), (5, 403992094), (10, 201996047), (11, 183632770), (22, 91816385), (55, 36726554), (110, 18363277), (947, 2133010), (1894, 1066505), (4735, 426602), (9470, 213301), (10417, 193910), (19391, 104170), (20834, 96955), (38782, 52085)]