20452221

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3407}}^1$

素因数の和:3465

約数の個数: 24

約数和(自身を含む): 31898880

約数和(自身を除く): 11446659

約数列:

[1, 3, 9, 23, 29, 69, 87, 207, 261, 667, 2001, 3407, 6003, 10221, 30663, 78361, 98803, 235083, 296409, 705249, 889227, 2272469, 6817407, 20452221]

約数ペア:

[(1, 20452221), (3, 6817407), (9, 2272469), (23, 889227), (29, 705249), (69, 296409), (87, 235083), (207, 98803), (261, 78361), (667, 30663), (2001, 10221), (3407, 6003)]