19135178

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{557}}^1$

素因数の和:841

約数の個数: 16

約数和(自身を含む): 29228040

約数和(自身を除く): 10092862

約数列:

[1, 2, 89, 178, 193, 386, 557, 1114, 17177, 34354, 49573, 99146, 107501, 215002, 9567589, 19135178]

約数ペア:

[(1, 19135178), (2, 9567589), (89, 215002), (178, 107501), (193, 99146), (386, 49573), (557, 34354), (1114, 17177)]