194388620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{511549}}^1$

素因数の和:511577

約数の個数: 24

約数和(自身を含む): 429702000

約数和(自身を除く): 235313380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 511549, 1023098, 2046196, 2557745, 5115490, 9719431, 10230980, 19438862, 38877724, 48597155, 97194310, 194388620]

約数ペア:

[(1, 194388620), (2, 97194310), (4, 48597155), (5, 38877724), (10, 19438862), (19, 10230980), (20, 9719431), (38, 5115490), (76, 2557745), (95, 2046196), (190, 1023098), (380, 511549)]