1890147208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{12435179}}^1$

素因数の和:12435204

約数の個数: 16

約数和(自身を含む): 3730554000

約数和(自身を除く): 1840406792

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 12435179, 24870358, 49740716, 99481432, 236268401, 472536802, 945073604, 1890147208]

約数ペア:

[(1, 1890147208), (2, 945073604), (4, 472536802), (8, 236268401), (19, 99481432), (38, 49740716), (76, 24870358), (152, 12435179)]