2080352768

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{312553}}^1$

素因数の和:312584

約数の個数: 40

約数和(自身を含む): 4476398388

約数和(自身を除く): 2396045620

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 312553, 625106, 1250212, 2500424, 4063189, 5000848, 8126378, 10001696, 16252756, 20003392, 32505512, 40006784, 65011024, 80013568, 130022048, 160027136, 260044096, 520088192, 1040176384, 2080352768]

約数ペア:

[(1, 2080352768), (2, 1040176384), (4, 520088192), (8, 260044096), (13, 160027136), (16, 130022048), (26, 80013568), (32, 65011024), (52, 40006784), (64, 32505512), (104, 20003392), (128, 16252756), (208, 10001696), (256, 8126378), (416, 5000848), (512, 4063189), (832, 2500424), (1664, 1250212), (3328, 625106), (6656, 312553)]