20469688

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{134669}}^1$

素因数の和:134694

約数の個数: 16

約数和(自身を含む): 40401000

約数和(自身を除く): 19931312

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 134669, 269338, 538676, 1077352, 2558711, 5117422, 10234844, 20469688]

約数ペア:

[(1, 20469688), (2, 10234844), (4, 5117422), (8, 2558711), (19, 1077352), (38, 538676), (76, 269338), (152, 134669)]