20424966

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1663}}^1$

素因数の和:1780

約数の個数: 32

約数和(自身を含む): 43130880

約数和(自身を除く): 22705914

約数列:

[1, 2, 3, 6, 23, 46, 69, 89, 138, 178, 267, 534, 1663, 2047, 3326, 4094, 4989, 6141, 9978, 12282, 38249, 76498, 114747, 148007, 229494, 296014, 444021, 888042, 3404161, 6808322, 10212483, 20424966]

約数ペア:

[(1, 20424966), (2, 10212483), (3, 6808322), (6, 3404161), (23, 888042), (46, 444021), (69, 296014), (89, 229494), (138, 148007), (178, 114747), (267, 76498), (534, 38249), (1663, 12282), (2047, 9978), (3326, 6141), (4094, 4989)]