1639208

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{709}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 3269550

約数和(自身を除く): 1630342

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 709, 1156, 1418, 2312, 2836, 5672, 12053, 24106, 48212, 96424, 204901, 409802, 819604, 1639208]

約数ペア:

[(1, 1639208), (2, 819604), (4, 409802), (8, 204901), (17, 96424), (34, 48212), (68, 24106), (136, 12053), (289, 5672), (578, 2836), (709, 2312), (1156, 1418)]