1999215681676

素因数分解:

$2^2\times {\mathrm{4973}}^1\times {\mathrm{100503503}}^1$

素因数の和:100508480

約数の個数: 12

約数和(自身を含む): 3499331002272

約数和(自身を除く): 1500115320596

約数列:

[1, 2, 4, 4973, 9946, 19892, 100503503, 201007006, 402014012, 499803920419, 999607840838, 1999215681676]

約数ペア:

[(1, 1999215681676), (2, 999607840838), (4, 499803920419), (4973, 402014012), (9946, 201007006), (19892, 100503503)]