18935774

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{463}}^1$

素因数の和:513

約数の個数: 36

約数和(自身を含む): 33879888

約数和(自身を除く): 14944114

約数列:

[1, 2, 11, 13, 22, 26, 121, 143, 169, 242, 286, 338, 463, 926, 1573, 1859, 3146, 3718, 5093, 6019, 10186, 12038, 20449, 40898, 56023, 66209, 78247, 112046, 132418, 156494, 728299, 860717, 1456598, 1721434, 9467887, 18935774]

約数ペア:

[(1, 18935774), (2, 9467887), (11, 1721434), (13, 1456598), (22, 860717), (26, 728299), (121, 156494), (143, 132418), (169, 112046), (242, 78247), (286, 66209), (338, 56023), (463, 40898), (926, 20449), (1573, 12038), (1859, 10186), (3146, 6019), (3718, 5093)]