191009780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{734653}}^1$

素因数の和:734675

約数の個数: 24

約数和(自身を含む): 431976552

約数和(自身を除く): 240966772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 734653, 1469306, 2938612, 3673265, 7346530, 9550489, 14693060, 19100978, 38201956, 47752445, 95504890, 191009780]

約数ペア:

[(1, 191009780), (2, 95504890), (4, 47752445), (5, 38201956), (10, 19100978), (13, 14693060), (20, 9550489), (26, 7346530), (52, 3673265), (65, 2938612), (130, 1469306), (260, 734653)]