19297904

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{9497}}^1$

素因数の和:9632

約数の個数: 20

約数和(自身を含む): 37688064

約数和(自身を除く): 18390160

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 9497, 18994, 37988, 75976, 151952, 1206119, 2412238, 4824476, 9648952, 19297904]

約数ペア:

[(1, 19297904), (2, 9648952), (4, 4824476), (8, 2412238), (16, 1206119), (127, 151952), (254, 75976), (508, 37988), (1016, 18994), (2032, 9497)]