19964877

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{1543}}^1$

素因数の和:1792

約数の個数: 16

約数和(自身を含む): 28162560

約数和(自身を除く): 8197683

約数列:

[1, 3, 19, 57, 227, 681, 1543, 4313, 4629, 12939, 29317, 87951, 350261, 1050783, 6654959, 19964877]

約数ペア:

[(1, 19964877), (3, 6654959), (19, 1050783), (57, 350261), (227, 87951), (681, 29317), (1543, 12939), (4313, 4629)]