20174790979

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1\times {\mathrm{37963}}^1$

素因数の和:38111

約数の個数: 24

約数和(自身を含む): 24126881280

約数和(自身を除く): 3952090301

約数列:

[1, 7, 31, 79, 217, 553, 961, 2449, 6727, 17143, 37963, 75919, 265741, 531433, 1176853, 2999077, 8237971, 20993539, 36482443, 92971387, 255377101, 650799709, 2882112997, 20174790979]

約数ペア:

[(1, 20174790979), (7, 2882112997), (31, 650799709), (79, 255377101), (217, 92971387), (553, 36482443), (961, 20993539), (2449, 8237971), (6727, 2999077), (17143, 1176853), (37963, 531433), (75919, 265741)]