20173136

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66359}}^1$

素因数の和:66386

約数の個数: 20

約数和(自身を含む): 41143200

約数和(自身を除く): 20970064

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66359, 132718, 265436, 530872, 1061744, 1260821, 2521642, 5043284, 10086568, 20173136]

約数ペア:

[(1, 20173136), (2, 10086568), (4, 5043284), (8, 2521642), (16, 1260821), (19, 1061744), (38, 530872), (76, 265436), (152, 132718), (304, 66359)]