20411874

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{161999}}^1$

素因数の和:162014

約数の個数: 24

約数和(自身を含む): 50544000

約数和(自身を除く): 30132126

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 161999, 323998, 485997, 971994, 1133993, 1457991, 2267986, 2915982, 3401979, 6803958, 10205937, 20411874]

約数ペア:

[(1, 20411874), (2, 10205937), (3, 6803958), (6, 3401979), (7, 2915982), (9, 2267986), (14, 1457991), (18, 1133993), (21, 971994), (42, 485997), (63, 323998), (126, 161999)]