49789220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191497}}^1$

素因数の和:191519

約数の個数: 24

約数和(自身を含む): 112600824

約数和(自身を除く): 62811604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 191497, 382994, 765988, 957485, 1914970, 2489461, 3829940, 4978922, 9957844, 12447305, 24894610, 49789220]

約数ペア:

[(1, 49789220), (2, 24894610), (4, 12447305), (5, 9957844), (10, 4978922), (13, 3829940), (20, 2489461), (26, 1914970), (52, 957485), (65, 765988), (130, 382994), (260, 191497)]