9980942

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{3557}}^1$

素因数の和:3643

約数の個数: 16

約数和(自身を含む): 15882912

約数和(自身を除く): 5901970

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 3557, 7114, 81811, 163622, 216977, 433954, 4990471, 9980942]

約数ペア:

[(1, 9980942), (2, 4990471), (23, 433954), (46, 216977), (61, 163622), (122, 81811), (1403, 7114), (2806, 3557)]