20378203190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{701}}^1\times {\mathrm{153001}}^1$

素因数の和:153728

約数の個数: 32

約数和(自身を含む): 38666665440

約数和(自身を除く): 18288462250

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 701, 1402, 3505, 7010, 13319, 26638, 66595, 133190, 153001, 306002, 765005, 1530010, 2907019, 5814038, 14535095, 29070190, 107253701, 214507402, 536268505, 1072537010, 2037820319, 4075640638, 10189101595, 20378203190]

約数ペア:

[(1, 20378203190), (2, 10189101595), (5, 4075640638), (10, 2037820319), (19, 1072537010), (38, 536268505), (95, 214507402), (190, 107253701), (701, 29070190), (1402, 14535095), (3505, 5814038), (7010, 2907019), (13319, 1530010), (26638, 765005), (66595, 306002), (133190, 153001)]