2581672604

素因数分解:

$2^2\times 7^2\times {\mathrm{13171799}}^1$

素因数の和:13171817

約数の個数: 18

約数和(自身を含む): 5255548200

約数和(自身を除く): 2673875596

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 13171799, 26343598, 52687196, 92202593, 184405186, 368810372, 645418151, 1290836302, 2581672604]

約数ペア:

[(1, 2581672604), (2, 1290836302), (4, 645418151), (7, 368810372), (14, 184405186), (28, 92202593), (49, 52687196), (98, 26343598), (196, 13171799)]