1628388736

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{978599}}^1$

素因数の和:978626

約数の個数: 32

約数和(自身を含む): 3493602000

約数和(自身を除く): 1865213264

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 978599, 1957198, 3914396, 7828792, 12721787, 15657584, 25443574, 31315168, 50887148, 62630336, 101774296, 125260672, 203548592, 407097184, 814194368, 1628388736]

約数ペア:

[(1, 1628388736), (2, 814194368), (4, 407097184), (8, 203548592), (13, 125260672), (16, 101774296), (26, 62630336), (32, 50887148), (52, 31315168), (64, 25443574), (104, 15657584), (128, 12721787), (208, 7828792), (416, 3914396), (832, 1957198), (1664, 978599)]