253833424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1220353}}^1$

素因数の和:1220374

約数の個数: 20

約数和(自身を含む): 529633636

約数和(自身を除く): 275800212

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1220353, 2440706, 4881412, 9762824, 15864589, 19525648, 31729178, 63458356, 126916712, 253833424]

約数ペア:

[(1, 253833424), (2, 126916712), (4, 63458356), (8, 31729178), (13, 19525648), (16, 15864589), (26, 9762824), (52, 4881412), (104, 2440706), (208, 1220353)]