2009284784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{420001}}^1$

素因数の和:420045

約数の個数: 40

約数和(自身を含む): 4374740832

約数和(自身を除く): 2365456048

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 184, 208, 299, 368, 598, 1196, 2392, 4784, 420001, 840002, 1680004, 3360008, 5460013, 6720016, 9660023, 10920026, 19320046, 21840052, 38640092, 43680104, 77280184, 87360208, 125580299, 154560368, 251160598, 502321196, 1004642392, 2009284784]

約数ペア:

[(1, 2009284784), (2, 1004642392), (4, 502321196), (8, 251160598), (13, 154560368), (16, 125580299), (23, 87360208), (26, 77280184), (46, 43680104), (52, 38640092), (92, 21840052), (104, 19320046), (184, 10920026), (208, 9660023), (299, 6720016), (368, 5460013), (598, 3360008), (1196, 1680004), (2392, 840002), (4784, 420001)]