20411916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{242999}}^1$

素因数の和:243013

約数の個数: 24

約数和(自身を含む): 54432000

約数和(自身を除く): 34020084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 242999, 485998, 728997, 971996, 1457994, 1700993, 2915988, 3401986, 5102979, 6803972, 10205958, 20411916]

約数ペア:

[(1, 20411916), (2, 10205958), (3, 6803972), (4, 5102979), (6, 3401986), (7, 2915988), (12, 1700993), (14, 1457994), (21, 971996), (28, 728997), (42, 485998), (84, 242999)]