1330802768

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{422209}}^1$

素因数の和:422414

約数の個数: 20

約数和(自身を含む): 2591524980

約数和(自身を除く): 1260722212

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 422209, 844418, 1688836, 3377672, 6755344, 83175173, 166350346, 332700692, 665401384, 1330802768]

約数ペア:

[(1, 1330802768), (2, 665401384), (4, 332700692), (8, 166350346), (16, 83175173), (197, 6755344), (394, 3377672), (788, 1688836), (1576, 844418), (3152, 422209)]