628448048

素因数分解:

$2^4\times {\mathrm{509}}^1\times {\mathrm{77167}}^1$

素因数の和:77684

約数の個数: 20

約数和(自身を含む): 1220026080

約数和(自身を除く): 591578032

約数列:

[1, 2, 4, 8, 16, 509, 1018, 2036, 4072, 8144, 77167, 154334, 308668, 617336, 1234672, 39278003, 78556006, 157112012, 314224024, 628448048]

約数ペア:

[(1, 628448048), (2, 314224024), (4, 157112012), (8, 78556006), (16, 39278003), (509, 1234672), (1018, 617336), (2036, 308668), (4072, 154334), (8144, 77167)]