19765812

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1093}}^1$

素因数の和:1248

約数の個数: 48

約数和(自身を含む): 50726592

約数和(自身を除く): 30960780

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 137, 274, 411, 548, 822, 1093, 1507, 1644, 2186, 3014, 3279, 4372, 4521, 6028, 6558, 9042, 12023, 13116, 18084, 24046, 36069, 48092, 72138, 144276, 149741, 299482, 449223, 598964, 898446, 1647151, 1796892, 3294302, 4941453, 6588604, 9882906, 19765812]

約数ペア:

[(1, 19765812), (2, 9882906), (3, 6588604), (4, 4941453), (6, 3294302), (11, 1796892), (12, 1647151), (22, 898446), (33, 598964), (44, 449223), (66, 299482), (132, 149741), (137, 144276), (274, 72138), (411, 48092), (548, 36069), (822, 24046), (1093, 18084), (1507, 13116), (1644, 12023), (2186, 9042), (3014, 6558), (3279, 6028), (4372, 4521)]