1291213424

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{906751}}^1$

素因数の和:906848

約数の個数: 20

約数和(自身を含む): 2529838080

約数和(自身を除く): 1238624656

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 906751, 1813502, 3627004, 7254008, 14508016, 80700839, 161401678, 322803356, 645606712, 1291213424]

約数ペア:

[(1, 1291213424), (2, 645606712), (4, 322803356), (8, 161401678), (16, 80700839), (89, 14508016), (178, 7254008), (356, 3627004), (712, 1813502), (1424, 906751)]