16708220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43969}}^1$

素因数の和:43997

約数の個数: 24

約数和(自身を含む): 36934800

約数和(自身を除く): 20226580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 43969, 87938, 175876, 219845, 439690, 835411, 879380, 1670822, 3341644, 4177055, 8354110, 16708220]

約数ペア:

[(1, 16708220), (2, 8354110), (4, 4177055), (5, 3341644), (10, 1670822), (19, 879380), (20, 835411), (38, 439690), (76, 219845), (95, 175876), (190, 87938), (380, 43969)]