20175688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{463}}^1$

素因数の和:901

約数の個数: 32

約数和(自身を含む): 40924800

約数和(自身を除く): 20749112

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 419, 463, 838, 926, 1676, 1852, 3352, 3704, 5447, 6019, 10894, 12038, 21788, 24076, 43576, 48152, 193997, 387994, 775988, 1551976, 2521961, 5043922, 10087844, 20175688]

約数ペア:

[(1, 20175688), (2, 10087844), (4, 5043922), (8, 2521961), (13, 1551976), (26, 775988), (52, 387994), (104, 193997), (419, 48152), (463, 43576), (838, 24076), (926, 21788), (1676, 12038), (1852, 10894), (3352, 6019), (3704, 5447)]