20903092

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{6977}}^1$

素因数の和:7095

約数の個数: 24

約数和(自身を含む): 42202944

約数和(自身を除く): 21299852

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2996, 6977, 13954, 27908, 48839, 97678, 195356, 746539, 1493078, 2986156, 5225773, 10451546, 20903092]

約数ペア:

[(1, 20903092), (2, 10451546), (4, 5225773), (7, 2986156), (14, 1493078), (28, 746539), (107, 195356), (214, 97678), (428, 48839), (749, 27908), (1498, 13954), (2996, 6977)]