208173104

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{65381}}^1$

素因数の和:65588

約数の個数: 20

約数和(自身を含む): 405368400

約数和(自身を除く): 197195296

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 65381, 130762, 261524, 523048, 1046096, 13010819, 26021638, 52043276, 104086552, 208173104]

約数ペア:

[(1, 208173104), (2, 104086552), (4, 52043276), (8, 26021638), (16, 13010819), (199, 1046096), (398, 523048), (796, 261524), (1592, 130762), (3184, 65381)]