2009509616

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{388837}}^1$

素因数の和:388881

約数の個数: 40

約数和(自身を含む): 4339432080

約数和(自身を除く): 2329922464

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 388837, 777674, 1555348, 3110696, 6221392, 6610229, 7387903, 13220458, 14775806, 26440916, 29551612, 52881832, 59103224, 105763664, 118206448, 125594351, 251188702, 502377404, 1004754808, 2009509616]

約数ペア:

[(1, 2009509616), (2, 1004754808), (4, 502377404), (8, 251188702), (16, 125594351), (17, 118206448), (19, 105763664), (34, 59103224), (38, 52881832), (68, 29551612), (76, 26440916), (136, 14775806), (152, 13220458), (272, 7387903), (304, 6610229), (323, 6221392), (646, 3110696), (1292, 1555348), (2584, 777674), (5168, 388837)]