2004865484

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{1388411}}^1$

素因数の和:1388453

約数の個数: 18

約数和(自身を含む): 3702894804

約数和(自身を除く): 1698029320

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 1388411, 2776822, 5553644, 26379809, 52759618, 105519236, 501216371, 1002432742, 2004865484]

約数ペア:

[(1, 2004865484), (2, 1002432742), (4, 501216371), (19, 105519236), (38, 52759618), (76, 26379809), (361, 5553644), (722, 2776822), (1444, 1388411)]