1320761518

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{1931}}^1\times {\mathrm{20117}}^1$

素因数の和:22067

約数の個数: 16

約数和(自身を含む): 2098870704

約数和(自身を除く): 778109186

約数列:

[1, 2, 17, 34, 1931, 3862, 20117, 32827, 40234, 65654, 341989, 683978, 38845927, 77691854, 660380759, 1320761518]

約数ペア:

[(1, 1320761518), (2, 660380759), (17, 77691854), (34, 38845927), (1931, 683978), (3862, 341989), (20117, 65654), (32827, 40234)]