199654318

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{37799}}^1$

素因数の和:37959

約数の個数: 16

約数和(自身を含む): 317520000

約数和(自身を除く): 117865682

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 37799, 75598, 718181, 1436362, 5254061, 10508122, 99827159, 199654318]

約数ペア:

[(1, 199654318), (2, 99827159), (19, 10508122), (38, 5254061), (139, 1436362), (278, 718181), (2641, 75598), (5282, 37799)]