20147372

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37871}}^1$

素因数の和:37901

約数の個数: 24

約数和(自身を含む): 42416640

約数和(自身を除く): 22269268

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 37871, 75742, 151484, 265097, 530194, 719549, 1060388, 1439098, 2878196, 5036843, 10073686, 20147372]

約数ペア:

[(1, 20147372), (2, 10073686), (4, 5036843), (7, 2878196), (14, 1439098), (19, 1060388), (28, 719549), (38, 530194), (76, 265097), (133, 151484), (266, 75742), (532, 37871)]