20005936

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{65809}}^1$

素因数の和:65836

約数の個数: 20

約数和(自身を含む): 40802200

約数和(自身を除く): 20796264

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 65809, 131618, 263236, 526472, 1052944, 1250371, 2500742, 5001484, 10002968, 20005936]

約数ペア:

[(1, 20005936), (2, 10002968), (4, 5001484), (8, 2500742), (16, 1250371), (19, 1052944), (38, 526472), (76, 263236), (152, 131618), (304, 65809)]