18279748

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3943}}^1$

素因数の和:4027

約数の個数: 24

約数和(自身を含む): 34233920

約数和(自身を除く): 15954172

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 3943, 4636, 7886, 15772, 74917, 149834, 240523, 299668, 481046, 962092, 4569937, 9139874, 18279748]

約数ペア:

[(1, 18279748), (2, 9139874), (4, 4569937), (19, 962092), (38, 481046), (61, 299668), (76, 240523), (122, 149834), (244, 74917), (1159, 15772), (2318, 7886), (3943, 4636)]