20348618404

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{14091841}}^1$

素因数の和:14091883

約数の個数: 18

約数和(自身を含む): 37582942614

約数和(自身を除く): 17234324210

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 14091841, 28183682, 56367364, 267744979, 535489958, 1070979916, 5087154601, 10174309202, 20348618404]

約数ペア:

[(1, 20348618404), (2, 10174309202), (4, 5087154601), (19, 1070979916), (38, 535489958), (76, 267744979), (361, 56367364), (722, 28183682), (1444, 14091841)]