2019296871

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{351121}}^1$

素因数の和:351204

約数の個数: 20

約数和(自身を含む): 3058974864

約数和(自身を除く): 1039677993

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 351121, 1053363, 3160089, 9480267, 24929591, 28440801, 74788773, 224366319, 673098957, 2019296871]

約数ペア:

[(1, 2019296871), (3, 673098957), (9, 224366319), (27, 74788773), (71, 28440801), (81, 24929591), (213, 9480267), (639, 3160089), (1917, 1053363), (5751, 351121)]