19703670190

素因数分解:

$2^1\times 5^1\times {\mathrm{2239}}^1\times {\mathrm{880021}}^1$

素因数の和:882267

約数の個数: 16

約数和(自身を含む): 35482487040

約数和(自身を除く): 15778816850

約数列:

[1, 2, 5, 10, 2239, 4478, 11195, 22390, 880021, 1760042, 4400105, 8800210, 1970367019, 3940734038, 9851835095, 19703670190]

約数ペア:

[(1, 19703670190), (2, 9851835095), (5, 3940734038), (10, 1970367019), (2239, 8800210), (4478, 4400105), (11195, 1760042), (22390, 880021)]