2199808

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{661}}^1$

素因数の和:690

約数の個数: 36

約数和(自身を含む): 4735948

約数和(自身を除く): 2536140

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 661, 832, 1322, 1664, 2644, 3328, 5288, 8593, 10576, 17186, 21152, 34372, 42304, 68744, 84608, 137488, 169216, 274976, 549952, 1099904, 2199808]

約数ペア:

[(1, 2199808), (2, 1099904), (4, 549952), (8, 274976), (13, 169216), (16, 137488), (26, 84608), (32, 68744), (52, 42304), (64, 34372), (104, 21152), (128, 17186), (208, 10576), (256, 8593), (416, 5288), (661, 3328), (832, 2644), (1322, 1664)]