2147520004

素因数分解:

$2^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{157489}}^1$

素因数の和:157987

約数の個数: 24

約数和(自身を含む): 4303886720

約数和(自身を除く): 2156366716

約数列:

[1, 2, 4, 7, 14, 28, 487, 974, 1948, 3409, 6818, 13636, 157489, 314978, 629956, 1102423, 2204846, 4409692, 76697143, 153394286, 306788572, 536880001, 1073760002, 2147520004]

約数ペア:

[(1, 2147520004), (2, 1073760002), (4, 536880001), (7, 306788572), (14, 153394286), (28, 76697143), (487, 4409692), (974, 2204846), (1948, 1102423), (3409, 629956), (6818, 314978), (13636, 157489)]