18728604

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{9127}}^1$

素因数の和:9159

約数の個数: 48

約数和(自身を含む): 51116800

約数和(自身を除く): 32388196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 9127, 18254, 27381, 36508, 54762, 82143, 109524, 164286, 173413, 246429, 328572, 346826, 492858, 520239, 693652, 985716, 1040478, 1560717, 2080956, 3121434, 4682151, 6242868, 9364302, 18728604]

約数ペア:

[(1, 18728604), (2, 9364302), (3, 6242868), (4, 4682151), (6, 3121434), (9, 2080956), (12, 1560717), (18, 1040478), (19, 985716), (27, 693652), (36, 520239), (38, 492858), (54, 346826), (57, 328572), (76, 246429), (108, 173413), (114, 164286), (171, 109524), (228, 82143), (342, 54762), (513, 36508), (684, 27381), (1026, 18254), (2052, 9127)]