19704412

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{54133}}^1$

素因数の和:54157

約数の個数: 24

約数和(自身を含む): 42441056

約数和(自身を除く): 22736644

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 54133, 108266, 216532, 378931, 703729, 757862, 1407458, 1515724, 2814916, 4926103, 9852206, 19704412]

約数ペア:

[(1, 19704412), (2, 9852206), (4, 4926103), (7, 2814916), (13, 1515724), (14, 1407458), (26, 757862), (28, 703729), (52, 378931), (91, 216532), (182, 108266), (364, 54133)]