18019372

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{33871}}^1$

素因数の和:33901

約数の個数: 24

約数和(自身を含む): 37936640

約数和(自身を除く): 19917268

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 33871, 67742, 135484, 237097, 474194, 643549, 948388, 1287098, 2574196, 4504843, 9009686, 18019372]

約数ペア:

[(1, 18019372), (2, 9009686), (4, 4504843), (7, 2574196), (14, 1287098), (19, 948388), (28, 643549), (38, 474194), (76, 237097), (133, 135484), (266, 67742), (532, 33871)]