20804664

素因数分解:

$2^3\times 3^1\times {\mathrm{257}}^1\times {\mathrm{3373}}^1$

素因数の和:3639

約数の個数: 32

約数和(自身を含む): 52229520

約数和(自身を除く): 31424856

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 257, 514, 771, 1028, 1542, 2056, 3084, 3373, 6168, 6746, 10119, 13492, 20238, 26984, 40476, 80952, 866861, 1733722, 2600583, 3467444, 5201166, 6934888, 10402332, 20804664]

約数ペア:

[(1, 20804664), (2, 10402332), (3, 6934888), (4, 5201166), (6, 3467444), (8, 2600583), (12, 1733722), (24, 866861), (257, 80952), (514, 40476), (771, 26984), (1028, 20238), (1542, 13492), (2056, 10119), (3084, 6746), (3373, 6168)]