15721728416

素因数分解:

$2^5\times {\mathrm{197}}^1\times {\mathrm{2493929}}^1$

素因数の和:2494136

約数の個数: 24

約数和(自身を含む): 31109282820

約数和(自身を除く): 15387554404

約数列:

[1, 2, 4, 8, 16, 32, 197, 394, 788, 1576, 3152, 6304, 2493929, 4987858, 9975716, 19951432, 39902864, 79805728, 491304013, 982608026, 1965216052, 3930432104, 7860864208, 15721728416]

約数ペア:

[(1, 15721728416), (2, 7860864208), (4, 3930432104), (8, 1965216052), (16, 982608026), (32, 491304013), (197, 79805728), (394, 39902864), (788, 19951432), (1576, 9975716), (3152, 4987858), (6304, 2493929)]