19470530

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 35925120

約数和(自身を除く): 16454590

約数列:

[1, 2, 5, 10, 89, 131, 167, 178, 262, 334, 445, 655, 835, 890, 1310, 1670, 11659, 14863, 21877, 23318, 29726, 43754, 58295, 74315, 109385, 116590, 148630, 218770, 1947053, 3894106, 9735265, 19470530]

約数ペア:

[(1, 19470530), (2, 9735265), (5, 3894106), (10, 1947053), (89, 218770), (131, 148630), (167, 116590), (178, 109385), (262, 74315), (334, 58295), (445, 43754), (655, 29726), (835, 23318), (890, 21877), (1310, 14863), (1670, 11659)]