19539448

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{128549}}^1$

素因数の和:128574

約数の個数: 16

約数和(自身を含む): 38565000

約数和(自身を除く): 19025552

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 128549, 257098, 514196, 1028392, 2442431, 4884862, 9769724, 19539448]

約数ペア:

[(1, 19539448), (2, 9769724), (4, 4884862), (8, 2442431), (19, 1028392), (38, 514196), (76, 257098), (152, 128549)]