19252760

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4673}}^1$

素因数の和:4787

約数の個数: 32

約数和(自身を含む): 43748640

約数和(自身を除く): 24495880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 4673, 9346, 18692, 23365, 37384, 46730, 93460, 186920, 481319, 962638, 1925276, 2406595, 3850552, 4813190, 9626380, 19252760]

約数ペア:

[(1, 19252760), (2, 9626380), (4, 4813190), (5, 3850552), (8, 2406595), (10, 1925276), (20, 962638), (40, 481319), (103, 186920), (206, 93460), (412, 46730), (515, 37384), (824, 23365), (1030, 18692), (2060, 9346), (4120, 4673)]