18166372

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20929}}^1$

素因数の和:20971

約数の個数: 24

約数和(自身を含む): 37506560

約数和(自身を除く): 19340188

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 20929, 41858, 83716, 146503, 293006, 586012, 648799, 1297598, 2595196, 4541593, 9083186, 18166372]

約数ペア:

[(1, 18166372), (2, 9083186), (4, 4541593), (7, 2595196), (14, 1297598), (28, 648799), (31, 586012), (62, 293006), (124, 146503), (217, 83716), (434, 41858), (868, 20929)]