1267975888

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{2556403}}^1$

素因数の和:2556442

約数の個数: 20

約数和(自身を含む): 2535952768

約数和(自身を除く): 1267976880

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 2556403, 5112806, 10225612, 20451224, 40902448, 79248493, 158496986, 316993972, 633987944, 1267975888]

約数ペア:

[(1, 1267975888), (2, 633987944), (4, 316993972), (8, 158496986), (16, 79248493), (31, 40902448), (62, 20451224), (124, 10225612), (248, 5112806), (496, 2556403)]