19960496

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{6269}}^1$

素因数の和:6476

約数の個数: 20

約数和(自身を含む): 38874000

約数和(自身を除く): 18913504

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 6269, 12538, 25076, 50152, 100304, 1247531, 2495062, 4990124, 9980248, 19960496]

約数ペア:

[(1, 19960496), (2, 9980248), (4, 4990124), (8, 2495062), (16, 1247531), (199, 100304), (398, 50152), (796, 25076), (1592, 12538), (3184, 6269)]