19484205

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{613}}^1$

素因数の和:797

約数の個数: 32

約数和(自身を含む): 33833856

約数和(自身を除く): 14349651

約数列:

[1, 3, 5, 13, 15, 39, 65, 163, 195, 489, 613, 815, 1839, 2119, 2445, 3065, 6357, 7969, 9195, 10595, 23907, 31785, 39845, 99919, 119535, 299757, 499595, 1298947, 1498785, 3896841, 6494735, 19484205]

約数ペア:

[(1, 19484205), (3, 6494735), (5, 3896841), (13, 1498785), (15, 1298947), (39, 499595), (65, 299757), (163, 119535), (195, 99919), (489, 39845), (613, 31785), (815, 23907), (1839, 10595), (2119, 9195), (2445, 7969), (3065, 6357)]