2018789988

素因数分解:

$2^2\times 3^1\times {\mathrm{251}}^1\times {\mathrm{670249}}^1$

素因数の和:670507

約数の個数: 24

約数和(自身を含む): 4729284000

約数和(自身を除く): 2710494012

約数列:

[1, 2, 3, 4, 6, 12, 251, 502, 753, 1004, 1506, 3012, 670249, 1340498, 2010747, 2680996, 4021494, 8042988, 168232499, 336464998, 504697497, 672929996, 1009394994, 2018789988]

約数ペア:

[(1, 2018789988), (2, 1009394994), (3, 672929996), (4, 504697497), (6, 336464998), (12, 168232499), (251, 8042988), (502, 4021494), (753, 2680996), (1004, 2010747), (1506, 1340498), (3012, 670249)]