19841776

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{65269}}^1$

素因数の和:65296

約数の個数: 20

約数和(自身を含む): 40467400

約数和(自身を除く): 20625624

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 65269, 130538, 261076, 522152, 1044304, 1240111, 2480222, 4960444, 9920888, 19841776]

約数ペア:

[(1, 19841776), (2, 9920888), (4, 4960444), (8, 2480222), (16, 1240111), (19, 1044304), (38, 522152), (76, 261076), (152, 130538), (304, 65269)]