19748970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{219433}}^1$

素因数の和:219446

約数の個数: 24

約数和(自身を含む): 51347556

約数和(自身を除く): 31598586

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 219433, 438866, 658299, 1097165, 1316598, 1974897, 2194330, 3291495, 3949794, 6582990, 9874485, 19748970]

約数ペア:

[(1, 19748970), (2, 9874485), (3, 6582990), (5, 3949794), (6, 3291495), (9, 2194330), (10, 1974897), (15, 1316598), (18, 1097165), (30, 658299), (45, 438866), (90, 219433)]