18681060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13537}}^1$

素因数の和:13572

約数の個数: 48

約数和(自身を含む): 54585216

約数和(自身を除く): 35904156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 13537, 27074, 40611, 54148, 67685, 81222, 135370, 162444, 203055, 270740, 311351, 406110, 622702, 812220, 934053, 1245404, 1556755, 1868106, 3113510, 3736212, 4670265, 6227020, 9340530, 18681060]

約数ペア:

[(1, 18681060), (2, 9340530), (3, 6227020), (4, 4670265), (5, 3736212), (6, 3113510), (10, 1868106), (12, 1556755), (15, 1245404), (20, 934053), (23, 812220), (30, 622702), (46, 406110), (60, 311351), (69, 270740), (92, 203055), (115, 162444), (138, 135370), (230, 81222), (276, 67685), (345, 54148), (460, 40611), (690, 27074), (1380, 13537)]