178419994

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{1123}}^1$

素因数の和:1294

約数の個数: 32

約数和(自身を含む): 292150080

約数和(自身を除く): 113730086

約数列:

[1, 2, 19, 37, 38, 74, 113, 226, 703, 1123, 1406, 2147, 2246, 4181, 4294, 8362, 21337, 41551, 42674, 79439, 83102, 126899, 158878, 253798, 789469, 1578938, 2411081, 4695263, 4822162, 9390526, 89209997, 178419994]

約数ペア:

[(1, 178419994), (2, 89209997), (19, 9390526), (37, 4822162), (38, 4695263), (74, 2411081), (113, 1578938), (226, 789469), (703, 253798), (1123, 158878), (1406, 126899), (2147, 83102), (2246, 79439), (4181, 42674), (4294, 41551), (8362, 21337)]