20177392

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66373}}^1$

素因数の和:66400

約数の個数: 20

約数和(自身を含む): 41151880

約数和(自身を除く): 20974488

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66373, 132746, 265492, 530984, 1061968, 1261087, 2522174, 5044348, 10088696, 20177392]

約数ペア:

[(1, 20177392), (2, 10088696), (4, 5044348), (8, 2522174), (16, 1261087), (19, 1061968), (38, 530984), (76, 265492), (152, 132746), (304, 66373)]