2564008

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{1109}}^1$

素因数の和:1149

約数の個数: 24

約数和(自身を含む): 5111550

約数和(自身を除く): 2547542

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1109, 1156, 2218, 2312, 4436, 8872, 18853, 37706, 75412, 150824, 320501, 641002, 1282004, 2564008]

約数ペア:

[(1, 2564008), (2, 1282004), (4, 641002), (8, 320501), (17, 150824), (34, 75412), (68, 37706), (136, 18853), (289, 8872), (578, 4436), (1109, 2312), (1156, 2218)]