18021076

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{227}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 32175360

約数和(自身を除く): 14154284

約数列:

[1, 2, 4, 89, 178, 223, 227, 356, 446, 454, 892, 908, 19847, 20203, 39694, 40406, 50621, 79388, 80812, 101242, 202484, 4505269, 9010538, 18021076]

約数ペア:

[(1, 18021076), (2, 9010538), (4, 4505269), (89, 202484), (178, 101242), (223, 80812), (227, 79388), (356, 50621), (446, 40406), (454, 39694), (892, 20203), (908, 19847)]