19115780

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{13093}}^1$

素因数の和:13175

約数の個数: 24

約数和(自身を含む): 40696152

約数和(自身を除く): 21580372

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 13093, 26186, 52372, 65465, 130930, 261860, 955789, 1911578, 3823156, 4778945, 9557890, 19115780]

約数ペア:

[(1, 19115780), (2, 9557890), (4, 4778945), (5, 3823156), (10, 1911578), (20, 955789), (73, 261860), (146, 130930), (292, 65465), (365, 52372), (730, 26186), (1460, 13093)]