12640548

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{55441}}^1$

素因数の和:55467

約数の個数: 24

約数和(自身を含む): 31047520

約数和(自身を除く): 18406972

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 55441, 110882, 166323, 221764, 332646, 665292, 1053379, 2106758, 3160137, 4213516, 6320274, 12640548]

約数ペア:

[(1, 12640548), (2, 6320274), (3, 4213516), (4, 3160137), (6, 2106758), (12, 1053379), (19, 665292), (38, 332646), (57, 221764), (76, 166323), (114, 110882), (228, 55441)]