1998614884

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{487}}^1\times {\mathrm{1423}}^1$

素因数の和:2024

約数の個数: 48

約数和(自身を含む): 4047167488

約数和(自身を除く): 2048552604

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 487, 721, 974, 1423, 1442, 1948, 2846, 2884, 3409, 5692, 6818, 9961, 13636, 19922, 39844, 50161, 100322, 146569, 200644, 293138, 351127, 586276, 693001, 702254, 1025983, 1386002, 1404508, 2051966, 2772004, 4103932, 4851007, 9702014, 19404028, 71379103, 142758206, 285516412, 499653721, 999307442, 1998614884]

約数ペア:

[(1, 1998614884), (2, 999307442), (4, 499653721), (7, 285516412), (14, 142758206), (28, 71379103), (103, 19404028), (206, 9702014), (412, 4851007), (487, 4103932), (721, 2772004), (974, 2051966), (1423, 1404508), (1442, 1386002), (1948, 1025983), (2846, 702254), (2884, 693001), (3409, 586276), (5692, 351127), (6818, 293138), (9961, 200644), (13636, 146569), (19922, 100322), (39844, 50161)]