19239484

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:466

約数の個数: 36

約数和(自身を含む): 37418752

約数和(自身を除く): 18179268

約数列:

[1, 2, 4, 11, 22, 44, 121, 127, 242, 254, 313, 484, 508, 626, 1252, 1397, 2794, 3443, 5588, 6886, 13772, 15367, 30734, 37873, 39751, 61468, 75746, 79502, 151492, 159004, 437261, 874522, 1749044, 4809871, 9619742, 19239484]

約数ペア:

[(1, 19239484), (2, 9619742), (4, 4809871), (11, 1749044), (22, 874522), (44, 437261), (121, 159004), (127, 151492), (242, 79502), (254, 75746), (313, 61468), (484, 39751), (508, 37873), (626, 30734), (1252, 15367), (1397, 13772), (2794, 6886), (3443, 5588)]