20181998608

素因数分解:

$2^4\times {\mathrm{4519}}^1\times {\mathrm{279127}}^1$

素因数の和:283654

約数の個数: 20

約数和(自身を含む): 39111415360

約数和(自身を除く): 18929416752

約数列:

[1, 2, 4, 8, 16, 4519, 9038, 18076, 36152, 72304, 279127, 558254, 1116508, 2233016, 4466032, 1261374913, 2522749826, 5045499652, 10090999304, 20181998608]

約数ペア:

[(1, 20181998608), (2, 10090999304), (4, 5045499652), (8, 2522749826), (16, 1261374913), (4519, 4466032), (9038, 2233016), (18076, 1116508), (36152, 558254), (72304, 279127)]