66205424

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{217781}}^1$

素因数の和:217808

約数の個数: 20

約数和(自身を含む): 135024840

約数和(自身を除く): 68819416

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 217781, 435562, 871124, 1742248, 3484496, 4137839, 8275678, 16551356, 33102712, 66205424]

約数ペア:

[(1, 66205424), (2, 33102712), (4, 16551356), (8, 8275678), (16, 4137839), (19, 3484496), (38, 1742248), (76, 871124), (152, 435562), (304, 217781)]