19091474

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4337}}^1$

素因数の和:4441

約数の個数: 16

約数和(自身を含む): 29984256

約数和(自身を除く): 10892782

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4337, 4402, 8674, 134447, 268894, 307927, 615854, 9545737, 19091474]

約数ペア:

[(1, 19091474), (2, 9545737), (31, 615854), (62, 307927), (71, 268894), (142, 134447), (2201, 8674), (4337, 4402)]