20329461

素因数分解:

$3^4\times {\mathrm{419}}^1\times {\mathrm{599}}^1$

素因数の和:1030

約数の個数: 20

約数和(自身を含む): 30492000

約数和(自身を除く): 10162539

約数列:

[1, 3, 9, 27, 81, 419, 599, 1257, 1797, 3771, 5391, 11313, 16173, 33939, 48519, 250981, 752943, 2258829, 6776487, 20329461]

約数ペア:

[(1, 20329461), (3, 6776487), (9, 2258829), (27, 752943), (81, 250981), (419, 48519), (599, 33939), (1257, 16173), (1797, 11313), (3771, 5391)]