1980821454

素因数分解:

$2^1\times 3^1\times {\mathrm{389}}^1\times {\mathrm{848681}}^1$

素因数の和:849075

約数の個数: 16

約数和(自身を含む): 3971831760

約数和(自身を除く): 1991010306

約数列:

[1, 2, 3, 6, 389, 778, 1167, 2334, 848681, 1697362, 2546043, 5092086, 330136909, 660273818, 990410727, 1980821454]

約数ペア:

[(1, 1980821454), (2, 990410727), (3, 660273818), (6, 330136909), (389, 5092086), (778, 2546043), (1167, 1697362), (2334, 848681)]