18199923

素因数分解:

$3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{769}}^1$

素因数の和:816

約数の個数: 32

約数和(自身を含む): 29568000

約数和(自身を除く): 11368077

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 343, 483, 769, 1029, 1127, 2307, 3381, 5383, 7889, 16149, 17687, 23667, 37681, 53061, 113043, 123809, 263767, 371427, 791301, 866663, 2599989, 6066641, 18199923]

約数ペア:

[(1, 18199923), (3, 6066641), (7, 2599989), (21, 866663), (23, 791301), (49, 371427), (69, 263767), (147, 123809), (161, 113043), (343, 53061), (483, 37681), (769, 23667), (1029, 17687), (1127, 16149), (2307, 7889), (3381, 5383)]