19925565544

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{131089247}}^1$

素因数の和:131089272

約数の個数: 16

約数和(自身を含む): 39326774400

約数和(自身を除く): 19401208856

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 131089247, 262178494, 524356988, 1048713976, 2490695693, 4981391386, 9962782772, 19925565544]

約数ペア:

[(1, 19925565544), (2, 9962782772), (4, 4981391386), (8, 2490695693), (19, 1048713976), (38, 524356988), (76, 262178494), (152, 131089247)]