18467644

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1607}}^1$

素因数の和:1654

約数の個数: 36

約数和(自身を含む): 37077264

約数和(自身を除く): 18609620

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 169, 221, 338, 442, 676, 884, 1607, 2873, 3214, 5746, 6428, 11492, 20891, 27319, 41782, 54638, 83564, 109276, 271583, 355147, 543166, 710294, 1086332, 1420588, 4616911, 9233822, 18467644]

約数ペア:

[(1, 18467644), (2, 9233822), (4, 4616911), (13, 1420588), (17, 1086332), (26, 710294), (34, 543166), (52, 355147), (68, 271583), (169, 109276), (221, 83564), (338, 54638), (442, 41782), (676, 27319), (884, 20891), (1607, 11492), (2873, 6428), (3214, 5746)]