9991388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{2341}}^1$

素因数の和:2453

約数の個数: 24

約数和(自身を含む): 19279344

約数和(自身を除く): 9287956

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 1067, 2134, 2341, 4268, 4682, 9364, 25751, 51502, 103004, 227077, 454154, 908308, 2497847, 4995694, 9991388]

約数ペア:

[(1, 9991388), (2, 4995694), (4, 2497847), (11, 908308), (22, 454154), (44, 227077), (97, 103004), (194, 51502), (388, 25751), (1067, 9364), (2134, 4682), (2341, 4268)]