19898108

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1997}}^1$

素因数の和:2101

約数の個数: 24

約数和(自身を含む): 36251712

約数和(自身を除く): 16353604

約数列:

[1, 2, 4, 47, 53, 94, 106, 188, 212, 1997, 2491, 3994, 4982, 7988, 9964, 93859, 105841, 187718, 211682, 375436, 423364, 4974527, 9949054, 19898108]

約数ペア:

[(1, 19898108), (2, 9949054), (4, 4974527), (47, 423364), (53, 375436), (94, 211682), (106, 187718), (188, 105841), (212, 93859), (1997, 9964), (2491, 7988), (3994, 4982)]